#include <stdio.h>
int main(void) {
int N,num=1,count=0,i,j,n;
for(i=0;i<N;i++)
{
for(j=0;j<=i;j++)
{
n=(i+j+1)*2;
num=n*(2*n-1);
while(num!=0)
{
num=num/10;
++count;
}
if(count<5)
{
}
if(j<i)
{
}
}
}
return 0;
}
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