Submission #9363

#	Time	Username	Problem	Language	Result	Execution time	Memory
9363		eternalklaus	Uniting (kriii2_U)	C++98	0 / 4	0 ms	1868 KiB

U

#include <stdio.h>

int arr[100000];
int sort[100000];

int main()
{
	int n,i,j,index;
	int tmp;
	int sum=0;
	scanf("%d",&n);
	for(i=0;i<n;i++)
	{
		index=0;
		scanf("%d",&tmp);
		while(tmp>arr[index]&&index<i)
			index++;
		//index++자리에 인서트.

		for(j=i-1;j>=index;j--)
			arr[j+1]=arr[j];
		arr[index]=tmp;

	}
	for(i=0;i<n-1;i++)
	{
		sum+=arr[i]*arr[i+1];
		arr[i+1]=arr[i]+arr[i+1];
	}
	printf("%d",sum);
}

• Subtask 1: 0 / 4