Submission #769608

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
769608	2023-06-29 20:44:25	MilosMilutinovic	Council (JOI23_council)	C++14	100 / 100	2164 ms	164788 KiB

council

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#include <bits/stdc++.h>
using namespace std;
const int N = 3e5 + 10;
const int M = 22;
int n, m, a[N][M], b[N][M], v[N], cnt[M], bst[1 << M], ans[N];
void dfs(int i, int x) {
    bst[i] = x;
    for (int j = 1; j <= m; j++) {
        int ni = (i ^ (1 << j));
        if (__builtin_popcount(bst[ni] & ni) > __builtin_popcount(x & ni)) {
            bst[ni] = x;
            dfs(ni, x);
        }
    }
}
int main() {
    scanf("%d%d", &n, &m);
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            scanf("%d", &a[i][j]);
        }
    }
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            cnt[j] += a[i][j];
        }
    }
    int full_mask = 0;
    for (int j = 1; j <= m; j++) {
        full_mask += (1 << j);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

council.cpp: In function 'int main()':
council.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
council.cpp:20:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |             scanf("%d", &a[i][j]);
      |             ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 8 / 8
• Subtask 3: 6 / 6
• Subtask 4: 19 / 19
• Subtask 5: 15 / 15
• Subtask 6: 22 / 22
• Subtask 7: 22 / 22