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哥哥姐姐们,帮帮忙看看这个的输出格式有什么问题没? 问题2000#include <iostream.h>
int calculator(int n)
{
return (n*(n+1)*(2*n+1)/6);
}
int get_value(int i)
{
int j=1;
while(1)
{
if((j+1)*j/2>i)
break;
j++;
}
int sum=calculator(j-1);
sum+=j*(i-(j-1)*j/2);
return sum;
}
void main()
{
int i;
cin>>i;
cout<<i;
cout<<get_value(i);
}
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