Submission #2596

#	Time	Username	Problem	Language	Result	Execution time	Memory
2596		pull601	지우개 (GA4_eraser)	C++98	29 / 100	1000 ms	1476 KiB

eraser

#include<stdio.h>
int d[100001];
int main()
{
	long long num=0;
	int n,m,i,j,k,max=0;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&m); if(max<m) max=m;
		d[m]+=1;
	}
	for(i=1;i<=max;i++){
		if(d[i]==0) continue;
		for(j=i+1;j<=max;j++){
			if(d[j]==0) continue;
			for(k=j+1;k<=max;k++){
				if(d[k]==0) continue;
				num=num+i*j*k*d[i]*d[j]*d[k];

			}
		}
	}
	printf("%lld",num%1000000007);
	return 0;
}

• Subtask 1: 6 / 6
• Subtask 2: 7 / 7
• Subtask 3: 16 / 16
• Subtask 4: 0 / 17
• Subtask 5: 0 / 26
• Subtask 6: 0 / 28