oj.uz

답안 #753276

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
753276 2023-06-05T00:19:53 Z vjudge1 Tug of War (BOI15_tug) C++17
18 / 100
 26 ms 440 KB 
#include<bits/stdc++.h>
using namespace std;
int pos[20][2], s[20];
bool check(int n, int k, int p) {
    if(__builtin_popcount(p)!=n/2) return 0;
    bool used[n/2][2];
    memset(used, 0, sizeof used);
    int x=0,y=0;
    for(int i = 0; i < n; i++) {
        bool b = p&1<<i;
        used[pos[i][b]-1][b]=1;
        if(b)x+=s[i];
        else y+=s[i];
    }
    for(int i = 0; i < n/2; i++)
        if(!used[i][0]||!used[i][1])
            return 0;
    return abs(x-y) <= k;
}
int main() {
    int n, k;
    cin >> n >> k;
    n*=2;
    for(int i = 0; i < n; i++) {
        cin >> pos[i][0] >> pos[i][1] >> s[i];
    }
    for(int j = (1 << n/2)-1; j < 1 << n; j++) {
        if(j==201) {
            cout << "";
        }
        if(check(n,k,j)) cout << "YES\n", exit(0);
    }
    cout << "NO\n";
}

Subtask #1
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 25 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 25 ms 280 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 23 ms 296 KB Output is correct
6 Correct 23 ms 300 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 6 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 26 ms 300 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 2 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 25 ms 212 KB Output is correct
17 Correct 3 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 3 ms 212 KB Output is correct
21 Correct 23 ms 300 KB Output is correct
22 Correct 23 ms 276 KB Output is correct
23 Correct 25 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 25 ms 276 KB Output is correct

Subtask #2
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 25 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 25 ms 280 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 23 ms 296 KB Output is correct
6 Correct 23 ms 300 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 6 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 26 ms 300 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 2 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 25 ms 212 KB Output is correct
17 Correct 3 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 3 ms 212 KB Output is correct
21 Correct 23 ms 300 KB Output is correct
22 Correct 23 ms 276 KB Output is correct
23 Correct 25 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 25 ms 276 KB Output is correct
26 Runtime error 1 ms 440 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -

Subtask #3
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 1 ms 340 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 25 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 25 ms 280 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 23 ms 296 KB Output is correct
6 Correct 23 ms 300 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 6 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 26 ms 300 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 2 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 25 ms 212 KB Output is correct
17 Correct 3 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 3 ms 212 KB Output is correct
21 Correct 23 ms 300 KB Output is correct
22 Correct 23 ms 276 KB Output is correct
23 Correct 25 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 25 ms 276 KB Output is correct
26 Runtime error 1 ms 440 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -