Submission #9573

#	Time	Username	Problem	Language	Result	Execution time	Memory
9573		eternalklaus	Uniting (kriii2_U)	C++98	0 / 4	0 ms	1476 KiB

U

#include <stdio.h>
 
int arr[100001];
 
int main()
{
    int n,i,j,index;
    int tmp;
    int ttmp;
    int sum=0;
    long long nu=1;
    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];
        if(arr[i]!=arr[i+1])
            nu=nu*2;
         
        index=i+1;
        arr[i+1]=arr[i]+arr[i+1]; 
         
        ttmp=arr[i+1];
 
        //i+1에서 n까지 쏘팅!!!
 
        for(j=i+2;j<n;j++)
        {
            if(ttmp<arr[j])
                index++;
        }
        for(j=i+2;j<index;j++)
        {
            arr[j-1]=arr[j];
        }
        arr[index]=ttmp;
    }

    printf("%d",sum);
    //printf("%ld\n",nu%1000000007);
}

• Subtask 1: 0 / 4