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不明白 测试数据 小于1000时都是对的 请教阿~~

Posted by scandrive at 2004-12-22 09:53:59 on Problem 2000
#include <stdafx.h>
#include <stdio.h>
void main()
{
	int n,i,k,j;
	long s,a[100005];
	scanf("%d",&n);
	while(n)
	{
		for(i=1,j=1;i<=n;i++)
		{
			for(k=i;k>=1;k--,j++)
				a[j]=(long)i;
		}
		for(s=0,i=1;i<=n;i++)
			s+=a[i];
		printf("%d %ld\n",n,s);
		scanf("%d",&n);
	}
}




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