제출 #810937

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
810937	2023-08-06 17:46:08	lukameladze	Council (JOI23_council)	C++17	8 / 100	263 ms	24832 KiB

council

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# include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
#define ll  long long
//#define int long long
#define pii pair <int, int>
#define pb push_back
const int N = 2e6 + 5, inf = 1e9;
int n, m, a[N], cnt[N], raod[N];
pii idx[N], dp[N][2];
void upd(int idx, int vl) {
    if (!vl) return ;
    int res = __builtin_popcount(idx & a[vl]);
    if (res < dp[idx][0].f) {
        dp[idx][1] = dp[idx][0];
        dp[idx][0] = {res, vl};   
    } else if (res < dp[idx][1].f && vl != dp[idx][0].s) {
        dp[idx][1] = {res, vl};
    }
}
signed main() {
    cin>>n>>m;
    for (int i = 1; i <= n; i++) {
        for (int j = 0; j < m; j++) {
            char ch; cin>>ch;
            if (ch == '1') a[i] |= (1<<j),cnt[j]++;
        }
    }
    for (int i = 1; i <= n; i++) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

council.cpp: In function 'int main()':
council.cpp:32:13: warning: unused variable 'ff' [-Wunused-variable]
   32 |         int ff = 0;
      |             ^~
council.cpp:55:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   55 |         if (idx[i].f) upd(i, idx[i].f); if (idx[i].s) upd(i, idx[i].s); // tu 0 aqvs saerto
      |         ^~
council.cpp:55:41: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   55 |         if (idx[i].f) upd(i, idx[i].f); if (idx[i].s) upd(i, idx[i].s); // tu 0 aqvs saerto
      |                                         ^~

• Subtask 1: 8 / 8
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• Subtask 7: 0 / 22