Submission #369863

#	Time	Username	Problem	Language	Result	Execution time	Memory
369863		A_D	Football (info1cup20_football)	C++14	100 / 100	288 ms	2156 KiB

football

#include <bits/stdc++.h>
#define int long long
#define ii pair<int,int>
#define F first
#define S second
#define du long double
using namespace std;
const int N=1e6+100;
int a[N];
int n;
bool solve(int k)
{
    if(k==0)return 0;
    int sum=0;
    for(int i=1;i<=n;i++){
        sum+=a[i];
    }
    for(int i=1;i<=n;i++)a[i]/=2;
    if(sum&1)return 1;
    else return solve(k/2);
}
void qqqq()
{
    int k;
    cin>>n>>k;
    for(int i=1;i<=n;i++){
        scanf("%lld",&a[i]);
    }
    cout<<solve(k);
}
main()
{
    int t;
    cin>>t;
    while(t--)qqqq();
}

Compilation message (stderr)

football.cpp:31:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   31 | main()
      |      ^
football.cpp: In function 'void qqqq()':
football.cpp:27:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   27 |         scanf("%lld",&a[i]);
      |         ~~~~~^~~~~~~~~~~~~~

• 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