diff --git a/storage/zeta/rs/completed/15340.rs b/storage/zeta/rs/completed/15340.rs
new file mode 100644
index 0000000..ca04742
--- /dev/null
+++ b/storage/zeta/rs/completed/15340.rs
@@ -0,0 +1,34 @@
+use std::io::stdin;
+
+fn min_fee(call: u64, data: u64) -> u64 {
+    [
+        call * 30 + data * 40,
+        call * 35 + data * 30,
+        call * 40 + data * 20,
+    ]
+    .into_iter()
+    .min()
+    .unwrap()
+}
+
+fn main() {
+    let mut line = String::new();
+    loop {
+        line.clear();
+
+        stdin().read_line(&mut line).unwrap();
+
+        let mut iter = line
+            .trim_ascii_end()
+            .split(' ')
+            .map(|x| x.parse::<u64>().unwrap());
+
+        let (call, data) = (iter.next().unwrap(), iter.next().unwrap());
+
+        if call == 0 && data == 0 {
+            break;
+        } else {
+            println!("{}", min_fee(call, data));
+        }
+    }
+}
diff --git a/storage/zeta/rs/completed/16434.rs b/storage/zeta/rs/completed/16434.rs
new file mode 100644
index 0000000..91f9a83
--- /dev/null
+++ b/storage/zeta/rs/completed/16434.rs
@@ -0,0 +1,101 @@
+use std::cmp::min;
+use std::i64;
+use std::io::{read_to_string, stdin};
+enum Room {
+    Monster { atk: usize, hp: usize },
+    Potion { atk: usize, hp: usize },
+}
+
+fn battle(atk: usize, mon_atk: usize, mon_hp: usize) -> usize {
+    let d = mon_hp / atk;
+    let r = mon_hp % atk;
+    if d == 0 {
+        0
+    } else if r == 0 {
+        (d - 1) * mon_atk
+    } else {
+        d * mon_atk
+    }
+}
+
+fn simulate(hp_max: i64, hp_changes: &Vec<i64>) -> i64 {
+    let mut hp = hp_max;
+
+    for &dhp in hp_changes {
+        hp += dhp;
+        if hp <= 0 {
+            return hp;
+        }
+        if hp > hp_max {
+            hp = hp_max;
+        }
+    }
+    hp
+}
+
+fn needed_hp_for_clearing(init_atk: usize, rooms: &Vec<Room>) -> i64 {
+    let mut atk = init_atk;
+    let hp_changes = rooms
+        .iter()
+        .map(|room| match room {
+            Room::Monster {
+                atk: mon_atk,
+                hp: mon_hp,
+            } => {
+                let damage = battle(atk, *mon_atk, *mon_hp) as i64;
+                -damage as i64
+            }
+            Room::Potion { atk: datk, hp: dhp } => {
+                atk += *datk;
+                *dhp as i64
+            }
+        })
+        .collect::<Vec<i64>>();
+    let mut lo = 1;
+    let mut hi = i64::MAX - 1;
+
+    let mut accept_min = hi;
+
+    while lo <= hi {
+        let mid = (lo + hi) / 2;
+        let final_hp = simulate(mid, &hp_changes);
+
+        if final_hp > 0 {
+            hi = mid - 1;
+            accept_min = min(accept_min, mid);
+        } else {
+            lo = mid + 1;
+        }
+    }
+    accept_min
+}
+
+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 init_atk = iter.next().unwrap();
+
+    let rooms = (0..n)
+        .map(|_| {
+            let t = iter.next().unwrap();
+
+            if t == 1 {
+                Room::Monster {
+                    atk: iter.next().unwrap(),
+                    hp: iter.next().unwrap(),
+                }
+            } else {
+                Room::Potion {
+                    atk: iter.next().unwrap(),
+                    hp: iter.next().unwrap(),
+                }
+            }
+        })
+        .collect::<Vec<Room>>();
+    println!("{}", needed_hp_for_clearing(init_atk, &rooms));
+}
diff --git a/storage/zeta/rs/completed/3192.rs b/storage/zeta/rs/completed/3192.rs
new file mode 100644
index 0000000..7452f70
--- /dev/null
+++ b/storage/zeta/rs/completed/3192.rs
@@ -0,0 +1,196 @@
+use std::io::{read_to_string, stdin};
+
+const SIZE: usize = 3;
+
+fn get_horizontal_with_cnt_zeros(magic_square: &[u64; 9], row: usize) -> (u64, usize) {
+    let mut sum = 0;
+    let mut cnt_zeros = 0;
+
+    for j in 0..SIZE {
+        let v = magic_square[row * SIZE + j];
+        if v == 0 {
+            cnt_zeros += 1;
+        }
+        sum += v;
+    }
+
+    (sum, cnt_zeros)
+}
+
+fn get_vertical_with_cnt_zeros(magic_square: &[u64; 9], col: usize) -> (u64, usize) {
+    let mut sum = 0;
+    let mut cnt_zeros = 0;
+
+    for i in 0..SIZE {
+        let v = magic_square[i * SIZE + col];
+        if v == 0 {
+            cnt_zeros += 1;
+        }
+        sum += v;
+    }
+
+    (sum, cnt_zeros)
+}
+
+fn get_diagonal1_with_cnt_zeros(magic_square: &[u64; 9]) -> (u64, usize) {
+    let mut sum = 0;
+    let mut cnt_zeros = 0;
+
+    for i in 0..SIZE {
+        let v = magic_square[i * SIZE + i];
+        if v == 0 {
+            cnt_zeros += 1;
+        }
+        sum += v;
+    }
+
+    (sum, cnt_zeros)
+}
+
+fn get_diagonal2_with_cnt_zeros(magic_square: &[u64; 9]) -> (u64, usize) {
+    let mut sum = 0;
+    let mut cnt_zeros = 0;
+
+    for i in 0..SIZE {
+        let v = magic_square[i * SIZE + (SIZE - 1 - i)];
+        if v == 0 {
+            cnt_zeros += 1;
+        }
+        sum += v;
+    }
+
+    (sum, cnt_zeros)
+}
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<u64>().unwrap());
+
+    let mut magic_square = [0; 9];
+
+    let mut missings = vec![];
+
+    for i in 0..SIZE * SIZE {
+        let value = iter.next().unwrap();
+        if value == 0 {
+            missings.push(i);
+        }
+        magic_square[i] = value;
+    }
+
+    let mut res = 0u64;
+
+    let mut zero_flag = false;
+    for i in 0..SIZE {
+        let mut s1 = 0;
+        let mut s2 = 0;
+        let mut z1 = 0;
+        let mut z2 = 0;
+        for j in 0..SIZE {
+            let v1 = magic_square[i * SIZE + j];
+            if v1 == 0 {
+                z1 += 1;
+            }
+            s1 += v1;
+            let v2 = magic_square[i + SIZE * j];
+            if v2 == 0 {
+                z2 += 1;
+            }
+            s2 += v2;
+        }
+
+        if s1 == 0 || s2 == 0 {
+            zero_flag = true;
+            break;
+        }
+
+        if z1 == 0 {
+            res = s1;
+            break;
+        } else if z2 == 0 {
+            res = s2;
+            break;
+        }
+    }
+    {
+        let mut s1 = 0;
+        let mut s2 = 0;
+        let mut z1 = 0;
+        let mut z2 = 0;
+        for i in 0..SIZE {
+            let v1 = magic_square[i * SIZE + i];
+            let v2 = magic_square[i * SIZE + (SIZE - 1 - i)];
+            if v1 == 0 {
+                z1 += 1;
+            }
+            if v2 == 0 {
+                z2 += 1;
+            }
+            s1 += v1;
+            s2 += v2;
+        }
+
+        if s1 == 0 || s2 == 0 {
+            zero_flag = true;
+        }
+
+        if z1 == 0 {
+            res = s1;
+        } else if z2 == 0 {
+            res = s2;
+        }
+    }
+
+    if zero_flag {
+        res = magic_square.iter().sum::<u64>() / (SIZE as u64 - 1);
+    }
+
+    loop {
+        let mut cnt_zero = 0;
+
+        for i in 0..SIZE * SIZE {
+            if magic_square[i] == 0 {
+                cnt_zero += 1;
+                // fill
+
+                let (r, c) = (i / SIZE, i % SIZE);
+
+                let (h_sum, h_cnt_zeros) = get_horizontal_with_cnt_zeros(&magic_square, r);
+                let (v_sum, v_cnt_zeros) = get_vertical_with_cnt_zeros(&magic_square, c);
+                if h_cnt_zeros == 1 {
+                    magic_square[i] = res - h_sum;
+                } else if v_cnt_zeros == 1 {
+                    magic_square[i] = res - v_sum;
+                } else {
+                    if r == c {
+                        let (d1_sum, d1_cnt_zeros) = get_diagonal1_with_cnt_zeros(&magic_square);
+                        if d1_cnt_zeros == 1 {
+                            magic_square[i] = res - d1_sum;
+                            continue;
+                        }
+                    }
+                    if r + c == SIZE - 1 {
+                        let (d2_sum, d2_cnt_zeros) = get_diagonal2_with_cnt_zeros(&magic_square);
+                        if d2_cnt_zeros == 1 {
+                            magic_square[i] = res - d2_sum;
+                            continue;
+                        }
+                    }
+                }
+            }
+        }
+
+        if cnt_zero == 0 {
+            break;
+        }
+    }
+
+    for i in 0..SIZE {
+        for j in 0..SIZE {
+            print!("{} ", magic_square[i * SIZE + j]);
+        }
+        println!();
+    }
+}