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Re:是什么地方出现问题,请各位指点一下

Posted by liuxiao2009 at 2012-04-11 20:49:23
In Reply To:是什么地方出现问题,请各位指点一下 Posted by:liuxiao2009 at 2012-04-11 20:45:08
> //poj3253
> #include<stdio.h>
> #include<stdlib.h>
> int main()
> {
> 	int i,j,N,m;
> 	int sum1,sum;
> 	int *a;
> 	scanf("%d",&N);
> 	a=(int*)malloc(N*sizeof(int));
> 	for(i=0;i<N;i++)
> 	{
> 		scanf("%d",&a[i]);
> 	}
> 	//冒泡排序
> 	for(i=0;i<N-1;i++)
> 	{
> 		for(j=i+1;j<N;j++)
> 		{
> 			if(a[i]>a[j])
> 			{
> 				m=a[j];
> 				a[j]=a[i];
> 				a[i]=m;
> 			}
> 		}
> 	}
> 	//求和
> 	sum1=a[0];
> 	sum=0;
> 	for(i=1;i<N;i++)
> 	{
> 		sum1=sum1+a[i];
> 		sum=sum+sum1;
> 	}
> 	printf("%d\n",sum);
> 	return 0;
> }

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