Submission #1306006

#TimeUsernameProblemLanguageResultExecution timeMemory
1306006limon4ickSnake Escaping (JOI18_snake_escaping)C++20
5 / 100
2096 ms4560 KiB
/*#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3") 
#pragma GCC optimize("Ofast") 
#pragma GCC target("avx,avx2,fma") 
#pragma GCC optimization("unroll-loops") 
#pragma ("reroll") */
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
#define ins insert
#define F first
#define S second
const int mod = 1e7 + 7,N = 5010,inf = 1e18;
int anss;
string s;
int n,q;
void rec(string t,int pos,int ans){
    if(pos==t.size()){
        anss+= s[ans] - '0';
        return;
    }
    if(t[pos]=='1') {ans+=(1 << (n-pos-1));rec(t,pos+1,ans);return;}
    else if(t[pos]=='0') {rec(t,pos+1,ans);return;}
    rec(t,pos+1,ans);
    rec(t,pos+1,ans+(1<<(n-pos-1)));
}
signed main(){
    //freopen("snnfsn.in","r",stdin)
    //freopen("snnfsn.out","w",stdout)
    std::ios::sync_with_stdio(false);
    cin.tie(0);
    cin >> n >> q;
    cin >> s;
    while(q--){
        string t;
        cin >> t;
        rec(t,0,0);
        cout << anss << '\n';
        anss = 0;
    }
}
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