Submission #2367

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
2367	2013-07-21 04:20:06	rbwhddl2000	지우개 (GA4_eraser)	C++98	13 / 100	11 ms	1276 KiB

eraser

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#include<stdio.h>
#include<stdlib.h>
int d[100001];
int compare(const void *a , const void *b){
        return ( *(int*)a - *(int*)b );
}
int main()
{
    int n, i, j, k;
    long long sum=0, t;
    scanf("%d", &n);
    for(i=1;i<=n;i++)scanf("%d", &d[i]);
    qsort(d, n+1, sizeof(int), compare);
    for(i=1;i<=n;i++)for(j=i+1;j<=n;j++)for(k=j+1;k<=n;k++){
        if(d[i] < d[j] && d[j] < d[k]){
            t=d[i]*d[j]*d[k];
            sum+=t;
            if(sum>1000000007)sum%=1000000007;
        }
    }printf("%lld", sum);
}
 
 
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• Subtask 2: 7 / 7
• Subtask 3: 0 / 16
• Subtask 4: 0 / 17
• Subtask 5: 0 / 26
• Subtask 6: 0 / 28