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Submission #810484

# Submission time Handle Problem Language Result Execution time Memory
810484 2023-08-06T10:10:58 Z bonk Superpozicija (COCI22_superpozicija) C++14
10 / 110
 19 ms 2988 KB 
#include <bits/stdc++.h>

using namespace std;

bool valid(string s){
    int sum = 0;
    for(int i = 0; i < s.length(); i++){
        if(s[i] == '(') sum++;
        else{
            sum--;
            if(sum < 0) return false;
        }
    }

    return (sum == 0);
}

void solve(){ //subtask 2
    int n; cin >> n;
    string s; cin >> s;
    vector<pair<int, int>>v(n);
    string cur = "";
    vector<int>tmp;

    for(int i = 0; i < n; i++){
        cin >> v[i].first >> v[i].second;
        v[i].first--; v[i].second--;
        if(s[v[i].first] == '(') tmp.push_back(v[i].first);
        else tmp.push_back(v[i].second);
    }

    sort(tmp.begin(), tmp.end());
    for(auto &x: tmp) cur += s[x];

    if(valid(cur)){
        for(int i = 0; i < n; i++){
            if(s[v[i].first] == '(') cout << 0 << ' ';
            else cout << 1 << ' ';
        }
        cout << '\n';
    } else{
        cout << -1 << '\n';
    }
    
    return;
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int tc; cin >> tc;
    while(tc--){
        solve();
    }

    return 0;
}

Compilation message

Main.cpp: In function 'bool valid(std::string)':
Main.cpp:7:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 |     for(int i = 0; i < s.length(); i++){
      |                    ~~^~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 1100 KB Output is correct
2 Correct 17 ms 1664 KB Output is correct
3 Correct 16 ms 1736 KB Output is correct
4 Correct 18 ms 2108 KB Output is correct
5 Correct 16 ms 2232 KB Output is correct
6 Correct 10 ms 1940 KB Output is correct
7 Correct 12 ms 2196 KB Output is correct
8 Correct 17 ms 2516 KB Output is correct
9 Correct 17 ms 2888 KB Output is correct
10 Correct 19 ms 2988 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 70.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -