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我的AC代码#include<stdio.h>
int total(int x);
main()
{
int a,i,j,k,m;
long b,sum;
while(scanf("%d",&a)!=EOF&&a!=0)
{
sum=b=0;
for(i=1;;i++)
{
sum+=i;
if(sum>=a)
{
k=i-1;
break;
}
}
m=a-total(k);
for(j=1;j<=i-1;j++)
{
b+=j*j;
}
b+=i*m;
printf("%d %d\n",a,b);
}
}
int total(int x)
{
int i,sum=0;
for(i=1;i<=x;i++)
{
sum+=i;
}
return sum;
}
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