Submission #101758

#	Time	Username	Problem	Language	Result	Execution time	Memory
101758		rocketninja7	Ice Hockey World Championship (CEOI15_bobek)	C++14	20 / 100	16 ms	384 KiB

bobek

#include <cstdio>

int main(){
    int N;
    long long int M;
    scanf("%d%lld", &N, &M);
    int A[N];
    for(int i=0;i<N;i++){
        scanf("%d", &A[i]);
    }
    long long int ans=0;
    for(int i=0;i<(1<<N);i++){
        long long int temp=0;
        long long int tempI=i;
        while(tempI>0){
            temp+=A[__builtin_ctz(tempI)];
            if(temp>M){
                break;
            }
            tempI-=tempI&-tempI;
        }
        if(temp<=M){
            ans++;
        }
    }
    printf("%lld", ans);
    return 0;
}

Compilation message (stderr)

bobek.cpp: In function 'int main()':
bobek.cpp:6:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%lld", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~~~
bobek.cpp:9:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &A[i]);
         ~~~~~^~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10