Submission #6231060

Source Code Expand

#include<bits/stdc++.h>

using namespace std;

int main(){
    int n,m;
    cin>>n>>m;
    vector<vector<int>> s(m);

    for(int i=0;i<m;i++){
        int k;
        cin>>k;
        s[i].resize(k);
        for(int j=0;j<k;j++){
            int tmp;
            cin>>tmp;
            s[i][j]= --tmp;
        }
    }
    vector<int> p(m);
    for(int i=0;i<m;i++)
        cin>>p[i];

    int res=0;
    for(int i=0;i<(1<<n);i++){
        bool ok =true;
        for(int j=0;j<m;j++){
                    int cnt=0;
            for(int k=0;k<s[j].size();k++){
                if((i>>s[j][k])&1)
                    cnt++;
            }
        if((cnt%2)!=p[j])
            ok = false;
        }
        if(ok)
            res++;
    }
    cout<<res<<endl;
}

Submission Info

Submission Time
Task C - Switches
User besood
Language C++14 (GCC 5.4.1)
Score 300
Code Size 796 Byte
Status AC
Exec Time 1 ms
Memory 256 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 30
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 1 ms 256 KiB
02.txt AC 1 ms 256 KiB
03.txt AC 1 ms 256 KiB
04.txt AC 1 ms 256 KiB
05.txt AC 1 ms 256 KiB
06.txt AC 1 ms 256 KiB
07.txt AC 1 ms 256 KiB
08.txt AC 1 ms 256 KiB
09.txt AC 1 ms 256 KiB
10.txt AC 1 ms 256 KiB
11.txt AC 1 ms 256 KiB
12.txt AC 1 ms 256 KiB
13.txt AC 1 ms 256 KiB
14.txt AC 1 ms 256 KiB
15.txt AC 1 ms 256 KiB
16.txt AC 1 ms 256 KiB
17.txt AC 1 ms 256 KiB
18.txt AC 1 ms 256 KiB
19.txt AC 1 ms 256 KiB
20.txt AC 1 ms 256 KiB
21.txt AC 1 ms 256 KiB
22.txt AC 1 ms 256 KiB
23.txt AC 1 ms 256 KiB
24.txt AC 1 ms 256 KiB
25.txt AC 1 ms 256 KiB
26.txt AC 1 ms 256 KiB
27.txt AC 1 ms 256 KiB
s1.txt AC 1 ms 256 KiB
s2.txt AC 1 ms 256 KiB
s3.txt AC 1 ms 256 KiB