Submission details
Task:Bracket sequence
Sender:aalto25j_003
Submission time:2025-11-05 16:49:02 +0200
Language:Rust (2021)
Status:READY
Result:
Test results
testverdicttime
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Compiler report

warning: unused imports: `Reverse`, `max`, `min`
 --> input/code.rs:1:16
  |
1 | use std::cmp::{max, min, Reverse};
  |                ^^^  ^^^  ^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

warning: unused imports: `BTreeMap`, `BinaryHeap`, `HashMap`, `HashSet`
 --> input/code.rs:2:24
  |
2 | use std::collections::{BTreeMap, BinaryHeap, HashMap, HashSet};
  |                        ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^  ^^^^^^^

warning: unused import: `std::process::exit`
 --> input/code.rs:4:5
  |
4 | use std::process::exit;
  |     ^^^^^^^^^^^^^^^^^^

warning: 3 warnings emitted

Code

use std::cmp::{max, min, Reverse};
use std::collections::{BTreeMap, BinaryHeap, HashMap, HashSet};
use std::io::{self, Read};
use std::process::exit;

macro_rules! input {
    ($it: expr) => {
        $it.next().unwrap().parse().unwrap()
    };
    ($it: expr, $T: ty) => {
        $it.next().unwrap().parse::<$T>().unwrap()
    };
}
/*
mod classes;
mod homework;

fn main() {
    // println!("{}", "-".repeat(20));
    classes::c19::task3();
    // homework::hw8::task1();
    // println!("{}", "-".repeat(20));
}
// */


fn verify_sequence(s: &[char]) -> String {
    let mut curr: String = String::new();
    let mut valid: String = String::new();
    let mut open=0;

    for i in 0..s.len() {
        match s[i] {
            '(' => {
                open+=1;
                curr.push(s[i]);
            }
            ')' => {
                if open == 0 {
                    return String::new()
                }
                open-=1;
                curr.push(s[i]);
                if open == 0 {
                    valid = curr.clone();
                }
            }
            _ => {panic!()} }
    }
    valid
}

fn main()  {
    let mut buf = String::new();
    io::stdin().read_to_string(&mut buf).unwrap();

    let mut it = buf.split_whitespace();

    let s: String = input!(it);
    let v: Vec<char> = s.chars().collect();

    let mut max = String::new();

    for i in 0..v.len() {
        let curr = verify_sequence(&v[i..v.len()]);
        if curr.len() > max.len() {
            max = curr;
        }
    }

    if max.len() != 0 {
        println!("{}", max)
    } else {
        println!("-1")
    }
}

Test details

Test 1

Verdict: ACCEPTED

input
(

correct output
-1

user output
-1

Test 2

Verdict: ACCEPTED

input
))

correct output
-1

user output
-1

Test 3

Verdict: ACCEPTED

input
((

correct output
-1

user output
-1

Test 4

Verdict: ACCEPTED

input
()

correct output
()

user output
()

Test 5

Verdict: ACCEPTED

input
(()

correct output
()

user output
()

Test 6

Verdict: ACCEPTED

input
()()

correct output
()()

user output
()()

Test 7

Verdict: ACCEPTED

input
))))

correct output
-1

user output
-1

Test 8

Verdict:

input
())(

correct output
()

user output
-1

Test 9

Verdict: ACCEPTED

input
(()(

correct output
()

user output
()

Test 10

Verdict: ACCEPTED

input
)))))

correct output
-1

user output
-1

Test 11

Verdict: ACCEPTED

input
())(()

correct output
()

user output
()

Test 12

Verdict: ACCEPTED

input
))(()(

correct output
()

user output
()

Test 13

Verdict: ACCEPTED

input
()(())

correct output
()(())

user output
()(())

Test 14

Verdict: ACCEPTED

input
()(())

correct output
()(())

user output
()(())

Test 15

Verdict: ACCEPTED

input
()((((

correct output
()

user output
()

Test 16

Verdict: ACCEPTED

input
(())(())((

correct output
(())(())

user output
(())(())

Test 17

Verdict: ACCEPTED

input
)))((()(((

correct output
()

user output
()

Test 18

Verdict:

input
(()))(((((

correct output
(())

user output
-1

Test 19

Verdict: ACCEPTED

input
())(()())(

correct output
(()())

user output
(()())

Test 20

Verdict: ACCEPTED

input
))))))))))

correct output
-1

user output
-1

Test 21

Verdict: ACCEPTED

input
())(())(()

correct output
(())

user output
(())

Test 22

Verdict: ACCEPTED

input
)((())(()(

correct output
(())

user output
(())

Test 23

Verdict: ACCEPTED

input
()(())()()

correct output
()(())()()

user output
()(())()()

Test 24

Verdict: ACCEPTED

input
()(())((()

correct output
()(())

user output
()(())

Test 25

Verdict: ACCEPTED

input
()((((((((

correct output
()

user output
()

Test 26

Verdict: ACCEPTED

input
((((((())))))))(((((((((()))))...

correct output
(((((())))))(((((((((()))))(((...

user output
(((((())))))(((((((((()))))(((...

Test 27

Verdict:

input
)))((()((((((()()))(())(()(())...

correct output
((()((((((()()))(())(()(()))((...

user output
()

Test 28

Verdict: ACCEPTED

input
(()))((((((())(((()))))(())())...

correct output
(((())((()()(((((())()))())))(...

user output
(((())((()()(((((())()))())))(...

Test 29

Verdict:

input
())))))))(((((((((())))(()))))...

correct output
(((((((((())))(())))))((((((()...

user output
((((()(())))))

Test 30

Verdict: ACCEPTED

input
))))))))))))))))))))))))))))))...

correct output
-1

user output
-1

Test 31

Verdict:

input
())(())(()()()(()()()))((())((...

correct output
(())(()()()(()()()))((())(((((...

user output
((()()))

Test 32

Verdict: ACCEPTED

input
(((((((((()))))))))((((((((())...

correct output
((((((((()))))))))

user output
((((((((()))))))))

Test 33

Verdict: ACCEPTED

input
()(())()()()(((((())))(((()())...

correct output
((((())))(((()()))((())(())())...

user output
((((())))(((()()))((())(())())...

Test 34

Verdict: ACCEPTED

input
()(())((()))(((())))((((()))))...

correct output
()(())((()))(((())))((((()))))...

user output
()(())((()))(((())))((((()))))...
Truncated

Test 35

Verdict:

input
()(((((((()(((((((((()())())))...

correct output
()(((((((()(((((((((()())())))...

user output
()(()((()))())()()(())

Test 36

Verdict: ACCEPTED

input
((((((((((((())))))))))))))))(...

correct output
((((((((((((((()))))))))))))((...

user output
((((((((((((((()))))))))))))((...
Truncated

Test 37

Verdict:

input
)))((()((((((()()))(())(()(())...

correct output
((()((((()(()((()(())()((()())...

user output
(()(())())()()(())((())((())))...

Test 38

Verdict:

input
(()))((((((())(((()))))(())())...

correct output
((((((())(((()))))(())())())((...

user output
-1

Test 39

Verdict:

input
(()))))))))))))))(((((((((((((...

correct output
(((((((((((((((((()))))))((())...

user output
((((((((((()(((())))))))))((((...

Test 40

Verdict: ACCEPTED

input
))))))))))))))))))))))))))))))...

correct output
-1

user output
-1

Test 41

Verdict:

input
())(())(()()()(()()()))((())((...

correct output
(())(()()()(()()()))((())(((((...

user output
()(((((()()()))()()()())))()((...

Test 42

Verdict: ACCEPTED

input
))))(((((((((((((())))))))))))...

correct output
((((((((((((()))))))))))))

user output
((((((((((((()))))))))))))

Test 43

Verdict: ACCEPTED

input
()(())()()()(((((())))(((()())...

correct output
()()(((()())(()(((()(()(()(()(...

user output
()()(((()())(()(((()(()(()(()(...

Test 44

Verdict: ACCEPTED

input
()(())((()))(((())))((((()))))...

correct output
()(())((()))(((())))((((()))))...

user output
()(())((()))(((())))((((()))))...
Truncated

Test 45

Verdict:

input
()(((((((()(((((((((()())())))...

correct output
()(((((((()(((((((((()())())))...

user output
()(()((()))())()()(())()

Test 46

Verdict:

input
((((((((((((((((((((((((((((((...

correct output
((((((((((((((((((((((((((((((...

user output
-1

Test 47

Verdict:

input
)))((()((((((()()))(())(()(())...

correct output
(((())()((()))()())((((((()(()...

user output
-1

Test 48

Verdict: ACCEPTED

input
(()))((((((())(((()))))(())())...

correct output
((()))(()()((()()((((()()()(()...

user output
((()))(()()((()()((((()()()(()...
Truncated

Test 49

Verdict:

input
(((((((())))))))))))))))))))))...

correct output
((((((((((((((((((((((((((((((...

user output
((((((((((((((((((((((((((((((...
Truncated

Test 50

Verdict: ACCEPTED

input
))))))))))))))))))))))))))))))...

correct output
-1

user output
-1

Test 51

Verdict: ACCEPTED

input
())(())(()()()(()()()))((())((...

correct output
(((()((((((()(((((()(((()(((()...

user output
(((()((((((()(((((()(((()(((()...
Truncated

Test 52

Verdict: ACCEPTED

input
(((((((())))))))))))))))))))))...

correct output
((((((((((((((((((((((((((((((...

user output
((((((((((((((((((((((((((((((...

Test 53

Verdict:

input
()(())()()()(((((())))(((()())...

correct output
()(())()()()(((((())))(((()())...

user output
((((()(())(()))()(((()())(()((...
Truncated

Test 54

Verdict: ACCEPTED

input
()(())((()))(((())))((((()))))...

correct output
()(())((()))(((())))((((()))))...

user output
()(())((()))(((())))((((()))))...
Truncated

Test 55

Verdict: ACCEPTED

input
()(((((((()(((((((((()())())))...

correct output
(((())((())(())(((()(()()(()()...

user output
(((())((())(())(((()(()()(()()...
Truncated

Test 56

Verdict:

input
((((((((((((((((((((((((((((((...

correct output
((((((((((((((((((((((((((((((...

user output
(empty)

Test 57

Verdict: ACCEPTED

input
)))((()((((((()()))(())(()(())...

correct output
(((()))(())(())(((((()())()(()...

user output
(((()))(())(())(((((()())()(()...
Truncated

Test 58

Verdict:

input
(()))((((((())(((()))))(())())...

correct output
(()()(()((()(((()(((()()()()((...

user output
(()(()))()()()()(())

Test 59

Verdict:

input
((((((((((((((((((((((((((((((...

correct output
((((((((((((((((((((((((((((((...

user output
((((((((((((((((((((((((((((((...
Truncated

Test 60

Verdict: ACCEPTED

input
))))))))))))))))))))))))))))))...

correct output
-1

user output
-1

Test 61

Verdict:

input
())(())(()()()(()()()))((())((...

correct output
(()(()()()(()())(())((((((()((...

user output
()((())((((((())(())()))(())))...
Truncated

Test 62

Verdict: ACCEPTED

input
))))))))))))))))))))))))))))))...

correct output
((((((((((((((((((((((((((((((...

user output
((((((((((((((((((((((((((((((...
Truncated

Test 63

Verdict:

input
()(())()()()(((((())))(((()())...

correct output
(()()((((())()()())())))((())(...

user output
((()()(()(((()()()()((()))))((...
Truncated

Test 64

Verdict: ACCEPTED

input
()(())((()))(((())))((((()))))...

correct output
()(())((()))(((())))((((()))))...

user output
()(())((()))(((())))((((()))))...
Truncated

Test 65

Verdict: ACCEPTED

input
()(((((((()(((((((((()())())))...

correct output
()(((((()()))()))()(())(((()((...

user output
()(((((()()))()))()(())(((()((...
Truncated