Submission #276938

#	Time	Username	Problem	Language	Result	Execution time	Memory
276938		thebes	Football (info1cup20_football)	C++14	100 / 100	65 ms	2168 KiB

football

#include <bits/stdc++.h>
using namespace std;

const int MN = 1e5+5;
int N, T, K, i, j, arr[MN], fl;
long long sm;

int main(){
    scanf("%d",&T);
    while(T--){
        scanf("%d%d",&N,&K);
        for(i=1;i<=N;i++){
            scanf("%d",&arr[i]);
        }
        fl = 0;
        for(j=0;(1<<j)<=K;j++){
            sm = 0;
            for(i=1;i<=N;i++){
                sm += (arr[i]/(1<<j));
            }
            if(sm&1){
                fl = 1;
                break;
            }
        }
        printf("%s",fl?"1":"0");
    }
    printf("\n");
    return 0;
}

Compilation message (stderr)

football.cpp: In function 'int main()':
football.cpp:9:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    9 |     scanf("%d",&T);
      |     ~~~~~^~~~~~~~~
football.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 |         scanf("%d%d",&N,&K);
      |         ~~~~~^~~~~~~~~~~~~~
football.cpp:13:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   13 |             scanf("%d",&arr[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