Submission #252192

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
252192	2020-07-24 15:55:07	Nightlight	Snake Escaping (JOI18_snake_escaping)	C++14	58 / 100	2087 ms	15096 KiB

snake_escaping

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#include <bits/stdc++.h>
using namespace std;
int L, Q;
char ch;
int A[1 << 20];
int dp0[1 << 20];//1 jadi 1, semua 0 jadi ?
int dp1[1 << 20];//0 jadi 0, semua 1 jadi ?
int main() {
//  ios_base::sync_with_stdio(0);
  cin >> L >> Q;
  for(int i = 0; i < (1 << L); i++) {
    cin >> ch;
    A[i] = ch - '0';
    dp0[i] = dp1[i] = A[i];
  }
  for(int i = 0; i < L; i++) {
    for(int mask = 0; mask < (1 << L); mask++) {
      if(mask & (1 << i)) {
        dp1[mask] += dp1[mask ^ (1 << i)];
      }else dp0[mask] += dp0[mask ^ (1 << i)];
    }
  }
//  cout << "-> " << dp0[0] << "\n";
//  cout << "-> " << dp0[(1 << L) - 1] << "\n";
  int mask1, mask0, maskq;
  int cnt1, cnt0, cntq;
  int ans, tmp, bit;
  while(Q--) {
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 10
• Subtask 4: 53 / 53
• Subtask 5: 0 / 25