Submission #787326

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
787326	2023-07-19 05:19:32	qwerasdfzxcl	즐거운 사진 수집 (JOI13_collecting)	C++17	100 / 100	873 ms	44732 KiB

collecting

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int cntR[21][2], cntC[21][2], onR[1<<21], onC[1<<21], R[21][1<<21], C[21][1<<21];
int main(){
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int n, q;
  cin >> n >> q;
  ll ans = 1;
  for (int i=1;i<=n;i++){
    cntR[i][0] = 1<<(n-i);
    cntC[i][0] = 1<<(n-i);
  }
  // int sz = 1<<n;
  while(q--){
    int op, x;
    // scanf("%d %d", &op, &x);
    cin >> op >> x;
    --x;
    if (op==0){
      onR[x] ^= 1;
      for (int i=1;i<=n;i++){
        int &cnt = R[i][x>>i];
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 70 / 70