Submission #697660

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
697660	2023-02-10 16:35:20	Jarif_Rahman	Snake Escaping (JOI18_snake_escaping)	C++17	22 / 100	2085 ms	24780 KiB

snake_escaping

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#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;
const int p3[16] = {1, 3, 9, 27, 81, 243, 729, 2187, 6561, 19683, 59049, 177147, 531441, 1594323, 4782969, 14348907};
int v[1<<20];
vector<pair<int, int>> queries[1<<7];
int dp[1594323];
void bruteforce(str &s, int &x, int &i, int k = 0, int index = 0){
    if(k == 7){
        queries[index].pb({x, i});
        return;
    }
    if(s[13+k] != '1') bruteforce(s, x, i, k+1, index);
    if(s[13+k] != '0') bruteforce(s, x, i, k+1, index+(1<<k));
}
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int L, Q; cin >> L >> Q;
    for(int i = 0; i < (1<<L); i++){
        char c; cin >> c;
        v[i] = c-'0';
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 0 / 53
• Subtask 5: 0 / 25