Submission #679410

#	Time	Username	Problem	Language	Result	Execution time	Memory
679410		alexdd	Football (info1cup20_football)	C++17	100 / 100	39 ms	492 KiB

football

#pragma GCC optimize("O3,unroll-loops")
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define INF 1000000007
int n,k;
int a[100001];
bool verif1()
{
    int sum=0;
    for(int i=1;i<=n;i++)
        sum+=a[i];
    if(sum%2==1)
        return 1;
    return 0;
}
bool isput2(int x)
{
    int put=1;
    while(put<x)
        put=put*2;
    if(put==x)
        return 1;
    return 0;
}
signed main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);

    int t;
    cin>>t;
    while(t--)
    {
        cin>>n>>k;
        int mxm=0;
        for(int i=1;i<=n;i++)
            cin>>a[i],mxm=max(mxm,a[i]);
        k = min(k,mxm);
        bool bl=0;
        while(k>0)
        {
            int aux=0;
            for(int i=1;i<=n;i++)
            {
                aux+=a[i];
                a[i]/=2;
            }
            if(aux%2==1)
            {
                bl=1;
                break;
            }
            k/=2;
        }
        if(bl)
            cout<<1;
        else
            cout<<0;
    }

    return 0;
}
/**

*/

• Subtask 1: 26 / 26
• Subtask 2: 8 / 8
• Subtask 3: 11 / 11
• Subtask 4: 8 / 8
• Subtask 5: 16 / 16
• Subtask 6: 16 / 16
• Subtask 7: 7 / 7
• Subtask 8: 8 / 8