diff --git a/storage/zeta/rs/completed/2083.rs b/storage/zeta/rs/completed/2083.rs
new file mode 100644
index 0000000..70b448f
--- /dev/null
+++ b/storage/zeta/rs/completed/2083.rs
@@ -0,0 +1,39 @@
+use std::io::stdin;
+
+pub struct Person {
+    name: String,
+    age: u32,
+    weight: u32,
+}
+
+impl Person {
+    fn is_adult(&self) -> bool {
+        self.age >= 18 || self.weight >= 80
+    }
+
+    fn is_null(&self) -> bool {
+        self.age == 0 && self.weight == 0
+    }
+}
+
+fn main() {
+    let mut line = String::new();
+
+    loop {
+        line.clear();
+        stdin().read_line(&mut line).unwrap();
+        let mut iter = line.trim_ascii_end().split(' ');
+        let p = Person {
+            name: iter.next().unwrap().to_string(),
+            age: iter.next().unwrap().parse().unwrap(),
+            weight: iter.next().unwrap().parse().unwrap(),
+        };
+        if p.is_null() {
+            break;
+        } else if p.is_adult() {
+            println!("{} Senior", p.name);
+        } else {
+            println!("{} Junior", p.name);
+        }
+    }
+}
diff --git a/storage/zeta/rs/completed/21519.rs b/storage/zeta/rs/completed/21519.rs
new file mode 100644
index 0000000..25a67f2
--- /dev/null
+++ b/storage/zeta/rs/completed/21519.rs
@@ -0,0 +1,46 @@
+use std::io::{read_to_string, stdin};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<i64>().unwrap());
+
+    let n = iter.next().unwrap() as usize;
+
+    let movies = (0..n)
+        .map(|i| {
+            (
+                i,
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+            )
+        })
+        .collect::<Vec<_>>();
+
+    let mut res: i64 = movies.iter().map(|x| x.1).sum();
+    let mut secondary_movies = movies.iter().map(|x| (x.0, x.2 - x.1)).collect::<Vec<_>>();
+    secondary_movies.sort_by_key(|x| x.1);
+    let mut third_movies = movies.iter().map(|x| (x.0, x.3 - x.1)).collect::<Vec<_>>();
+    third_movies.sort_by_key(|x| x.1);
+    let s1 = secondary_movies[secondary_movies.len() - 1];
+    let s2 = secondary_movies[secondary_movies.len() - 2];
+    let t1 = third_movies[third_movies.len() - 1];
+    let t2 = third_movies[third_movies.len() - 2];
+
+    let cand = if s1.0 == t1.0 {
+        if s1.1 + t2.1 > s2.1 + t1.1 {
+            res += s1.1 + t2.1;
+            (s1.0, t2.0)
+        } else {
+            res += s2.1 + t1.1;
+            (s2.0, t1.0)
+        }
+    } else {
+        res += s1.1 + t1.1;
+        (s1.0, t1.0)
+    };
+    println!("{}", res);
+    println!("{} {}", cand.0 + 1, cand.1 + 1);
+}
diff --git a/storage/zeta/rs/completed/21964.rs b/storage/zeta/rs/completed/21964.rs
new file mode 100644
index 0000000..5103d67
--- /dev/null
+++ b/storage/zeta/rs/completed/21964.rs
@@ -0,0 +1 @@
+fn main(){let t=std::io::read_to_string(std::io::stdin()).unwrap();let s=t.split_whitespace().last().unwrap();print!("{}", &s[s.len()-5..])}
\ No newline at end of file
diff --git a/storage/zeta/rs/completed/22862.rs b/storage/zeta/rs/completed/22862.rs
new file mode 100644
index 0000000..c842c24
--- /dev/null
+++ b/storage/zeta/rs/completed/22862.rs
@@ -0,0 +1,50 @@
+use std::{io::read_to_string, io::stdin};
+
+// 1 2 3 4 5
+// 0 1 3
+//
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+    let (n, k) = (iter.next().unwrap(), iter.next().unwrap());
+    let arr = {
+        let mut arr = vec![];
+        let org = (0..n).map(|_| iter.next().unwrap() % 2).collect::<Vec<_>>();
+        let mut cnt = 0;
+        for ele in org {
+            if ele == 0 {
+                arr.push(cnt);
+                cnt = 0;
+            } else {
+                cnt += ele;
+            }
+        }
+        arr
+    };
+
+    let cum_arr = {
+        let mut carr = vec![0];
+        for ele in arr.iter() {
+            carr.push(carr.last().unwrap() + ele);
+        }
+        carr
+    };
+
+    let mut lo = 1;
+    let mut hi = 1;
+    let mut res = 0;
+    while hi < cum_arr.len() {
+        let key = cum_arr[hi] - cum_arr[lo];
+        let len = hi - lo + 1;
+        if key > k {
+            lo += 1;
+        } else {
+            res = res.max(len);
+            hi += 1;
+        }
+    }
+    println!("{}", res);
+}
diff --git a/storage/zeta/rs/completed/22973.rs b/storage/zeta/rs/completed/22973.rs
new file mode 100644
index 0000000..1cf4ebe
--- /dev/null
+++ b/storage/zeta/rs/completed/22973.rs
@@ -0,0 +1,26 @@
+use std::io::{read_to_string, stdin};
+
+fn main() {
+    let k = read_to_string(stdin())
+        .unwrap()
+        .trim()
+        .parse::<i64>()
+        .unwrap();
+
+    let k = k.abs() as u64;
+    if k == 0 {
+        println!("{}", 0);
+    }
+    else if k % 2 == 0 {
+        println!("{}", -1);
+    } else {
+        let mut max_i = 48;
+        for i in 0..=48 {
+            if k >> i == 0 {
+                max_i = i;
+                break;
+            }
+        }
+        println!("{}", max_i);
+    }
+}
diff --git a/storage/zeta/rs/completed/24123.rs b/storage/zeta/rs/completed/24123.rs
new file mode 100644
index 0000000..ec8eabd
--- /dev/null
+++ b/storage/zeta/rs/completed/24123.rs
@@ -0,0 +1,71 @@
+use std::{
+    cmp::max,
+    io::{read_to_string, stdin},
+};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp.split_ascii_whitespace();
+
+    let (n, m, t, x, y) = (
+        iter.next().unwrap().parse::<usize>().unwrap(),
+        iter.next().unwrap().parse::<usize>().unwrap(),
+        iter.next().unwrap().parse::<i64>().unwrap(),
+        iter.next().unwrap().parse::<i64>().unwrap(),
+        iter.next().unwrap().parse::<i64>().unwrap(),
+    );
+
+    let points = (0..m)
+        .map(|_| iter.next().unwrap().parse::<i64>().unwrap())
+        .collect::<Vec<_>>();
+    let mut logs = (0..y)
+        .map(|_| {
+            (
+                iter.next().unwrap().parse::<i64>().unwrap(), // time
+                iter.next().unwrap().parse::<usize>().unwrap() - 1, // participant
+                iter.next().unwrap().parse::<usize>().unwrap() - 1, // problem num
+                match iter.next().unwrap().chars().next().unwrap() {
+                    'o' => 0, // open
+                    'c' => 1, // corr
+                    'i' => 2, // incr
+                    _ => 0,
+                },
+            )
+        })
+        .collect::<Vec<_>>();
+    logs.sort_by_key(|x| x.0); // sort by time
+    let mut open_times = vec![vec![0; m]; n];
+    let mut corr_times = vec![vec![-1; m]; n];
+    let mut wrong_trials = vec![vec![0; m]; n];
+    for log in logs {
+        let (time, part, prob, delta) = log;
+        match delta {
+            0 => {
+                open_times[part][prob] = time;
+            }
+            1 => {
+                corr_times[part][prob] = time;
+            }
+            2 => {
+                wrong_trials[part][prob] += 1;
+            }
+            _ => {}
+        }
+    }
+
+    for part in 0..n {
+        let mut s = 0;
+        for prob in 0..m {
+            if corr_times[part][prob] == -1 {
+                continue; // 0
+            }
+            s += max(
+                points[prob]
+                    - (corr_times[part][prob] - open_times[part][prob])
+                    - 120 * wrong_trials[part][prob],
+                x,
+            );
+        }
+        println!("{}", s);
+    }
+}
diff --git a/storage/zeta/rs/completed/2530.rs b/storage/zeta/rs/completed/2530.rs
new file mode 100644
index 0000000..d3a9d38
--- /dev/null
+++ b/storage/zeta/rs/completed/2530.rs
@@ -0,0 +1,32 @@
+use std::io::{read_to_string, stdin};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|s| s.parse::<usize>().unwrap());
+
+    let (mut h, mut m, mut s) = (
+        iter.next().unwrap(),
+        iter.next().unwrap(),
+        iter.next().unwrap(),
+    );
+    let cooking_time = iter.next().unwrap();
+
+    for _ in 0..cooking_time {
+        s += 1;
+        if s == 60 {
+            s = 0;
+            m += 1;
+        }
+        if m == 60 {
+            m = 0;
+            h += 1;
+        }
+        if h == 24 {
+            h = 0;
+        }
+    }
+
+    println!("{} {} {}", h, m, s);
+}
diff --git a/storage/zeta/rs/completed/26993.rs b/storage/zeta/rs/completed/26993.rs
new file mode 100644
index 0000000..8e56651
--- /dev/null
+++ b/storage/zeta/rs/completed/26993.rs
@@ -0,0 +1,121 @@
+use std::{
+    collections::VecDeque,
+    io::{read_to_string, stdin},
+};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let (w, h) = (iter.next().unwrap(), iter.next().unwrap());
+
+    let mut start = (0, 0);
+    let mut dest = (0, 0);
+
+    let field = (0..h)
+        .map(|i| {
+            (0..w)
+                .map(|j| {
+                    let t = iter.next().unwrap();
+                    if t == 2 {
+                        start = (i, j);
+                    } else if t == 3 {
+                        dest = (i, j);
+                    }
+                    t
+                })
+                .collect()
+        })
+        .collect::<Vec<Vec<_>>>();
+
+    let deltas = [(-1, 0), (1, 0), (0, -1), (0, 1)];
+    let mut weight_map = vec![vec![0; w]; h];
+
+    {
+        let mut vis = vec![vec![false; w]; h];
+
+        let mut deq = VecDeque::new();
+        deq.push_back((start.clone(), 0));
+
+        while !deq.is_empty() {
+            let (curr, curr_weight) = deq.pop_front().unwrap();
+            if vis[curr.0][curr.1] {
+                continue;
+            } else {
+                vis[curr.0][curr.1] = true;
+            }
+            let curr_state = field[curr.0][curr.1];
+
+            if curr_state == 4 {
+                weight_map[curr.0][curr.1] += curr_weight;
+            }
+
+            for (dx, dy) in deltas {
+                let nxt = (curr.0 as isize + dx, curr.1 as isize + dy);
+
+                if nxt.0 < 0 || nxt.0 >= h as isize || nxt.1 < 0 || nxt.1 >= w as isize {
+                    continue;
+                }
+
+                let nxt = (nxt.0 as usize, nxt.1 as usize);
+
+                if field[nxt.0][nxt.1] == 1 {
+                    continue;
+                }
+                deq.push_back((nxt, curr_weight + 1));
+            }
+        }
+    }
+
+    {
+        let mut vis = vec![vec![false; w]; h];
+
+        let mut deq = VecDeque::new();
+        deq.push_back((dest.clone(), 0));
+
+        while !deq.is_empty() {
+            let (curr, curr_weight) = deq.pop_front().unwrap();
+            if vis[curr.0][curr.1] {
+                continue;
+            } else {
+                vis[curr.0][curr.1] = true;
+            }
+            let curr_state = field[curr.0][curr.1];
+
+            if curr_state == 4 {
+                weight_map[curr.0][curr.1] += curr_weight;
+            }
+
+            for (dx, dy) in deltas {
+                let nxt = (curr.0 as isize + dx, curr.1 as isize + dy);
+
+                if nxt.0 < 0 || nxt.0 >= h as isize || nxt.1 < 0 || nxt.1 >= w as isize {
+                    continue;
+                }
+
+                let nxt = (nxt.0 as usize, nxt.1 as usize);
+
+                if field[nxt.0][nxt.1] == 1 {
+                    continue;
+                }
+
+                deq.push_back((nxt, curr_weight + 1));
+            }
+        }
+    }
+
+    let mut res = usize::MAX;
+    for i in 0..h {
+        for j in 0..w {
+            let t = weight_map[i][j];
+            if t == 0 {
+                continue;
+            }
+            res = res.min(t);
+        }
+    }
+
+    println!("{}", res);
+}
diff --git a/storage/zeta/rs/completed/2721.rs b/storage/zeta/rs/completed/2721.rs
new file mode 100644
index 0000000..90208e5
--- /dev/null
+++ b/storage/zeta/rs/completed/2721.rs
@@ -0,0 +1,24 @@
+use std::io::{read_to_string, stdin};
+
+fn W(n: usize) -> usize {
+    // W(1) = 1 * T(2) = 3
+    // W(2) = 1 * T(2) + 2 * T(3) = 12 + 3 = 15
+    // W(n + 1) - W(n) = n * T(n + 1) = n * (n + 1) * (n + 2) / 2
+    if n == 1 {
+        3
+    } else {
+        n * (n + 1) * (n + 2) / 2 + W(n - 1)
+    }
+}
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    (0..iter.next().unwrap()).for_each(|_| {
+        let n = iter.next().unwrap();
+        println!("{}", W(n));
+    });
+}
diff --git a/storage/zeta/rs/completed/27514.rs b/storage/zeta/rs/completed/27514.rs
new file mode 100644
index 0000000..6821aed
--- /dev/null
+++ b/storage/zeta/rs/completed/27514.rs
@@ -0,0 +1,32 @@
+use std::{
+    cmp::Reverse,
+    collections::BinaryHeap,
+    io::{read_to_string, stdin},
+};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let n = iter.next().unwrap();
+    let arr = (0..n)
+        .map(|_| Reverse(iter.next().unwrap()))
+        .filter(|x| x.0 != 0)
+        .collect::<Vec<_>>();
+
+    let mut heap = BinaryHeap::from(arr);
+
+    while (heap.len() >= 2) {
+        let a = heap.pop().unwrap().0;
+        let b = heap.pop().unwrap().0;
+        if a != b {
+            heap.push(Reverse(a.max(b)));
+        } else {
+            heap.push(Reverse(a + b));
+        }
+    }
+    let res = heap.iter().max().unwrap().0;
+    println!("{}", res);
+}
diff --git a/storage/zeta/rs/completed/33849.rs b/storage/zeta/rs/completed/33849.rs
new file mode 100644
index 0000000..9a6fdaf
--- /dev/null
+++ b/storage/zeta/rs/completed/33849.rs
@@ -0,0 +1,92 @@
+use std::{
+    cmp::Ordering,
+    io::{read_to_string, stdin},
+};
+
+fn gcd(a: u64, b: u64) -> u64 {
+    let mut r = 0;
+    let mut a = a;
+    let mut b = b;
+    while b > 0 {
+        r = a % b;
+        a = b;
+        b = r;
+    }
+    a
+}
+
+
+#[derive(Debug)]
+pub struct Rational {
+    p: u64,
+    q: u64,
+}
+
+impl Rational {
+    fn new(p: u64, q: u64) -> Self {
+        Rational {
+            p: p / gcd(p, q),
+            q: q / gcd(p, q),
+        }
+    }
+}
+
+impl PartialEq for Rational {
+    fn eq(&self, other: &Self) -> bool {
+        self.p == other.p && self.q == other.q
+    }
+
+    fn ne(&self, other: &Self) -> bool {
+        self.p != other.p && self.q != other.q
+    }
+}
+
+impl PartialOrd for Rational {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        Some((self.p * other.q).cmp(&(other.p * self.q)))
+    }
+}
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<u64>().unwrap());
+
+    let n = iter.next().unwrap() as usize;
+
+    let xs = (0..n).map(|_| iter.next().unwrap()).collect::<Vec<_>>();
+    let ys = (0..n).map(|_| iter.next().unwrap()).collect::<Vec<_>>();
+
+    let rs = xs
+        .iter()
+        .zip(ys.iter())
+        .map(|(&x, &y)| Rational::new(y, x))
+        .collect::<Vec<_>>();
+
+    let mut max_value = Rational { p: 0, q: 1 };
+    let mut max_cons = 0;
+    let mut curr_cons = 0;
+    for i in rs {
+        if i > max_value {
+            curr_cons = 1;
+            max_cons = 0;
+            max_value = i;
+        } else if i == max_value {
+            if curr_cons > 0 {
+                curr_cons += 1;
+            } else {
+                curr_cons += 1;
+            }
+        } else {
+            max_cons = max_cons.max(curr_cons);
+            curr_cons = 0;
+        }
+    }
+
+    if curr_cons > 0 {
+        max_cons = max_cons.max(curr_cons);
+    }
+    println!("{} {}", max_value.p, max_value.q);
+    println!("{}", max_cons);
+}
diff --git a/storage/zeta/rs/completed/4128.rs b/storage/zeta/rs/completed/4128.rs
new file mode 100644
index 0000000..65491b4
--- /dev/null
+++ b/storage/zeta/rs/completed/4128.rs
@@ -0,0 +1,170 @@
+use std::{
+    cmp::min,
+    collections::HashMap,
+    io::{read_to_string, stdin},
+};
+
+fn remap(x: (i64, i64, i64, i64)) -> (i64, i64, i64, i64) {
+    let (x1, y1, x2, y2) = x;
+    let x = if x1 < x2 { (x1, x2) } else { (x2, x1) };
+    let y = if y1 < y2 { (y1, y2) } else { (y2, y1) };
+
+    (x.0, y.0, x.1, y.1)
+}
+
+fn is_bound_out(xf0: i64, xf1: i64, x: i64) -> bool {
+    x < xf0 || x > xf1
+}
+
+fn compensate_bounded_out(xf0: i64, xf1: i64, x: i64) -> i64 {
+    if x < xf0 {
+        xf0
+    } else if x > xf1 {
+        xf1
+    } else {
+        x
+    }
+}
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<i64>().unwrap());
+
+    let plate = remap((
+        iter.next().unwrap(),
+        iter.next().unwrap(),
+        iter.next().unwrap(),
+        iter.next().unwrap(),
+    ));
+
+    let n = iter.next().unwrap() as usize;
+
+    let chips = (0..n)
+        .map(|_| {
+            (
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+            )
+        })
+        .map(remap)
+        .collect::<Vec<_>>();
+    let (h_map, width) = {
+        let mut h_map: HashMap<i64, usize> = HashMap::new();
+
+        let h_base = vec![plate.0, plate.2].into_iter();
+        let h1 = chips
+            .iter()
+            .map(|&(x, _, _, _)| x)
+            .filter(|x| !is_bound_out(plate.0, plate.2, *x));
+        let h2 = chips
+            .iter()
+            .map(|&(_, _, x, _)| x)
+            .filter(|x| !is_bound_out(plate.0, plate.2, *x));
+
+        let mut h = h_base.chain(h1).chain(h2).collect::<Vec<_>>();
+        h.sort();
+        let mut cnt = 0;
+        for &v in h.iter() {
+            if !h_map.contains_key(&v) {
+                h_map.insert(v, cnt);
+                cnt += 1;
+            }
+        }
+        (h_map, cnt)
+    };
+
+    let (v_map, height) = {
+        let mut v_map: HashMap<i64, usize> = HashMap::new();
+
+        let v_base = vec![plate.1, plate.3].into_iter();
+        let v1 = chips
+            .iter()
+            .map(|&(_, x, _, _)| x)
+            .filter(|x| !is_bound_out(plate.1, plate.3, *x));
+        let v2 = chips
+            .iter()
+            .map(|&(_, _, _, x)| x)
+            .filter(|x| !is_bound_out(plate.1, plate.3, *x));
+
+        let mut v = v_base.chain(v1).chain(v2).collect::<Vec<_>>();
+        v.sort();
+
+        let mut cnt = 0;
+
+        for &val in v.iter() {
+            if !v_map.contains_key(&val) {
+                v_map.insert(val, cnt);
+                cnt += 1;
+            }
+        }
+        (v_map, cnt)
+    };
+
+    let chips = chips
+        .into_iter()
+        .map(|(x1, y1, x2, y2)| {
+            (
+                h_map[&compensate_bounded_out(plate.0, plate.2, x1)],
+                v_map[&compensate_bounded_out(plate.1, plate.3, y1)],
+                h_map[&compensate_bounded_out(plate.0, plate.2, x2)],
+                v_map[&compensate_bounded_out(plate.1, plate.3, y2)],
+            )
+        })
+        .collect::<Vec<_>>();
+
+    let mut field = vec![vec![false; height - 1]; width - 1];
+
+    for chip in chips {
+        let (x1, y1, x2, y2) = chip;
+
+        for i in x1..x2 {
+            for j in y1..y2 {
+                field[i][j] = true;
+            }
+        }
+    }
+
+    let mut vis = field.clone();
+
+    let delta = [(0, -1), (0, 1), (-1, 0), (1, 0)];
+
+    let mut res = 0;
+    for i in 0..width - 1 {
+        for j in 0..height - 1 {
+            if vis[i][j] {
+                continue;
+            }
+
+            res += 1;
+            let mut deq = vec![(i, j)];
+
+            while !deq.is_empty() {
+                let curr = deq.pop().unwrap();
+                if vis[curr.0][curr.1] {
+                    continue;
+                } else {
+                    vis[curr.0][curr.1] = true;
+                }
+                for dx in delta {
+                    let nxt = (curr.0 as isize + dx.0, curr.1 as isize + dx.1);
+                    if !(nxt.0 < 0
+                        || nxt.0 >= width as isize - 1
+                        || nxt.1 < 0
+                        || nxt.1 >= height as isize - 1)
+                    {
+                        let nxt = (nxt.0 as usize, nxt.1 as usize);
+                        if !field[nxt.0][nxt.1] {
+                            deq.push((nxt.0 as usize, nxt.1 as usize));
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    println!("{}", res);
+}
diff --git a/storage/zeta/rs/completed/5584.rs b/storage/zeta/rs/completed/5584.rs
new file mode 100644
index 0000000..ff365bf
--- /dev/null
+++ b/storage/zeta/rs/completed/5584.rs
@@ -0,0 +1,117 @@
+use std::{
+    collections::HashMap,
+    io::{read_to_string, stdin},
+};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let (w, h) = (iter.next().unwrap(), iter.next().unwrap());
+
+    let n = iter.next().unwrap();
+
+    let tapes = (0..n)
+        .map(|_| {
+            (
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+                iter.next().unwrap(),
+            )
+        })
+        .collect::<Vec<_>>();
+
+    let mut horizontal_map = HashMap::new();
+    let mut vertical_map = HashMap::new();
+    let mut horionztal_pivots = vec![];
+    let mut vertical_pivots = vec![];
+    horionztal_pivots.push(0);
+    horionztal_pivots.push(w);
+    vertical_pivots.push(0);
+    vertical_pivots.push(h);
+    for &(x1, y1, x2, y2) in tapes.iter() {
+        horionztal_pivots.push(x1);
+        horionztal_pivots.push(x2);
+        vertical_pivots.push(y1);
+        vertical_pivots.push(y2);
+    }
+
+    horionztal_pivots.sort();
+    vertical_pivots.sort();
+    let mut cnt = 0;
+    for pivot in horionztal_pivots.iter() {
+        if !horizontal_map.contains_key(pivot) {
+            horizontal_map.insert(*pivot, cnt);
+            cnt += 1;
+        }
+    }
+    let width = cnt - 1;
+    let mut cnt = 0;
+    for pivot in vertical_pivots.iter() {
+        if !vertical_map.contains_key(pivot) {
+            vertical_map.insert(*pivot, cnt);
+            cnt += 1;
+        }
+    }
+    let height = cnt - 1;
+
+    let mut field = vec![vec![false; height]; width];
+
+    for (x1, y1, x2, y2) in tapes.iter() {
+        let (x1, y1, x2, y2) = (
+            horizontal_map[x1],
+            vertical_map[y1],
+            horizontal_map[x2],
+            vertical_map[y2],
+        );
+
+        for i in x1..x2 {
+            for j in y1..y2 {
+                field[i][j] = true;
+            }
+        }
+    }
+
+    let mut res = 0;
+    let mut vis = field.clone();
+    let delta = vec![(0, -1), (0, 1), (-1, 0), (1, 0)];
+    for i in 0..width {
+        for j in 0..height {
+            if vis[i][j] {
+                continue;
+            }
+
+            let mut deq = vec![(i, j)];
+
+            while !deq.is_empty() {
+                let curr = deq.pop().unwrap();
+                if vis[curr.0][curr.1] {
+                    continue;
+                } else {
+                    vis[curr.0][curr.1] = true;
+                }
+                for (dx, dy) in delta.iter() {
+                    let nxt_x = curr.0 as isize + dx;
+                    if nxt_x < 0 || nxt_x >= width as isize {
+                        continue;
+                    }
+                    let nxt_y = curr.1 as isize + dy;
+                    if nxt_y < 0 || nxt_y >= height as isize {
+                        continue;
+                    }
+                    if vis[nxt_x as usize][nxt_y as usize] {
+                        continue;
+                    }
+                    deq.push((nxt_x as usize, nxt_y as usize));
+                }
+            }
+            res += 1;
+        }
+    }
+
+    println!("{}", res);
+}
diff --git a/storage/zeta/rs/completed/7512.rs b/storage/zeta/rs/completed/7512.rs
new file mode 100644
index 0000000..e918817
--- /dev/null
+++ b/storage/zeta/rs/completed/7512.rs
@@ -0,0 +1,78 @@
+use std::io::{read_to_string, stdin};
+
+const P_MAX: usize = 10_000_000;
+
+fn get_primes(n: usize) -> Vec<usize> {
+    let mut primes = vec![2];
+
+    for i in (3..=n).step_by(2) {
+        for &p in primes.iter() {
+            if i % p == 0 {
+                break;
+            }
+            if p * p >= i {
+                primes.push(i);
+                break;
+            }
+        }
+    }
+
+    primes
+}
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let tc = iter.next().unwrap();
+
+    let primes = get_primes(P_MAX);
+    let cum_primes = {
+        let mut cp = vec![0];
+        for p in primes.iter() {
+            cp.push(cp.last().unwrap() + p);
+        }
+        cp
+    };
+
+    (1..=tc).for_each(|case| {
+        let m = iter.next().unwrap();
+        let ns = (0..m).map(|_| iter.next().unwrap()).collect::<Vec<_>>();
+        let mut idxs = vec![0; m];
+        let mut values = vec![0; m];
+        let mut _cnt = 0;
+        loop {
+            let finish_flag = values[0] != 0 && values.iter().all(|&x| x == values[0]);
+
+            if finish_flag {
+                break;
+            }
+
+            let i = values
+                .iter()
+                .enumerate()
+                .min_by_key(|&(_, &v)| v)
+                .unwrap()
+                .0;
+            let n = ns[i];
+            let mut idx = idxs[i];
+            loop {
+                let s = cum_primes[idx + n] - cum_primes[idx];
+                match primes.binary_search(&s) {
+                    Ok(x) => {
+                        values[i] = primes[x];
+                        idxs[i] = idx + 1;
+                        break;
+                    }
+                    Err(_) => {}
+                }
+
+                idx += 1;
+            }
+        }
+
+        println!("Scenario {}:\n{}\n", case, values[0]);
+    })
+}