제출 #643540

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
643540		mychecksedad	Superpozicija (COCI22_superpozicija)	C++17	0 / 110	185 ms	1128 KiB

Main

/* Author : Mychecksdead */
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef long double ld;
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define PI 3.1415926535
#define pb push_back
#define setp() cout << setprecision(15)
#define all(x) x.begin(), x.end()
#define debug(x) cerr << #x << " is " << x << '\n';
const int N = 1e6+100, M = 1e5+10, F = 2147483646, K = 20;


int n;
string s;
pair<int, int> a[N];
void solve(){
    cin >> n >> s;
    bool o = 1;
    for(int i = 0; i < n; ++i) cin >> a[i].first >> a[i].second;
    for(int mask = 0; mask < (1<<n); ++mask){
        string t = s;
        for(int j = 0; j < n; ++j){
            if((1<<j)&mask)
                t[a[j].second - 1] = '0';
            else
                t[a[j].first - 1] = '0';
        }
        bool ok = 1;
        int sum = 0;
        for(int j = 0; j < 2 * n; ++j){
            if(t[j] == '(') sum++;
            else if(t[j] == ')') sum--;
            if(sum<0) ok = 0;
        }
        if(sum!=0) ok = 0;
        if(ok){
            for(int j = 0; j < n; ++j) cout << ((1<<j)&mask>0) << ' ';
            o = 0;
            break;
        }
    }
    if(o)
        cout << -1;
}





int main(){
    cin.tie(0); ios::sync_with_stdio(0);
    int T = 1, aa;
    cin >> T;aa=T;
    while(T--){
        // cout << "Case #" << aa-T << ": ";
        solve();
        cout << '\n';
    }
    return 0;
 
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'void solve()':
Main.cpp:40:60: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   40 |             for(int j = 0; j < n; ++j) cout << ((1<<j)&mask>0) << ' ';
      |                                                        ~~~~^~
Main.cpp: In function 'int main()':
Main.cpp:55:16: warning: variable 'aa' set but not used [-Wunused-but-set-variable]
   55 |     int T = 1, aa;
      |                ^~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 20
• Subtask 4: 0 / 70