complete 1024.rs 1063.rs 1108.rs 1111.rs 3086.rs 7695.rs 17256.rs 17371.rs 27634.rs 31846.rs

storage/zeta/rs/completed/31846.rs

@@ -0,0 +1,43 @@
+use std::io::stdin;
+
+fn main() {
+    let mut line = String::new();
+
+    stdin().read_line(&mut line).unwrap();
+
+    let _ = line.trim().parse::<usize>().unwrap();
+
+    line.clear();
+    stdin().read_line(&mut line).unwrap();
+    let s = line.trim().chars().collect::<Vec<char>>();
+
+    line.clear();
+    stdin().read_line(&mut line).unwrap();
+    let q = line.trim().parse::<usize>().unwrap();
+
+    let queries = (0..q).map(|_| {
+        line.clear();
+        stdin().read_line(&mut line).unwrap();
+        let mut parts = line.trim().split_whitespace();
+        let l = parts.next().unwrap().parse::<usize>().unwrap() - 1;
+        let r = parts.next().unwrap().parse::<usize>().unwrap() - 1;
+        (l, r)
+    });
+
+    for (l, r) in queries {
+        let len = r - l + 1;
+        let sub = &s[l..=r];
+
+        let mut max_score = 0;
+        for k in 1..len {
+            let mut score = 0;
+            for i in 0..k.min(len - k) {
+                if sub[k - 1 - i] == sub[k + i] {
+                    score += 1;
+                }
+            }
+            max_score = max_score.max(score);
+        }
+        println!("{}", max_score);
+    }
+}