Submission #2228

#	Time	Username	Problem	Language	Result	Execution time	Memory
2228		ksmin1114	지우개 (GA4_eraser)	C++98	46 / 100	1000 ms	1596 KiB

eraser

#include<stdio.h>
#include<algorithm>
using namespace std;
int main(){
	long long int n,a[100000],v=0;
	scanf("%lld",&n);
	int i,j,k;
	for(i=0;i<n;i++) scanf("%lld",&a[i]);
	sort(a,a+n);
	for(i=0;i<n-2;i++){
		for(j=i+1;j<n-1;j++){
			if(i==j)continue;
			for(k=j+1;k<n;k++){
				if(a[i]!=a[j] && a[j]!=a[k] && a[i]!=a[k]){
					v+=a[i]*a[j]*a[k];
				}
			}
		}
	}
	printf("%lld",v%1000000007);
}

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