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/7695.rs

@@ -0,0 +1,39 @@
+use std::cmp::max;
+use std::io::stdin;
+
+fn longest_sub_regular_bracket_string(s: String) -> usize {
+    let n = s.len();
+    let mut dp = vec![vec![0; n]; n];
+
+    for dx in 1..n {
+        for left in 0..n - dx {
+            let right = left + dx;
+            if (s.as_bytes()[left] == b'(' && s.as_bytes()[right] == b')')
+                || (s.as_bytes()[left] == b'[' && s.as_bytes()[right] == b']')
+            {
+                dp[left][right] = dp[left + 1][right - 1] + 2;
+            }
+            for k in left..right {
+                dp[left][right] = max(dp[left][right], dp[left][k] + dp[k + 1][right]);
+            }
+        }
+    }
+
+    dp[0][n - 1]
+}
+
+fn main() {
+    let mut line = String::new();
+
+    loop {
+        line.clear();
+        stdin().read_line(&mut line).unwrap();
+        if line.starts_with("end") {
+            break;
+        }
+
+        let s = line.trim().to_string();
+
+        println!("{}", longest_sub_regular_bracket_string(s));
+    }
+}