RECTANGLES
#include<cstdio>
#include<cmath>
int main()
{
int i,j,n,cnt=0;
scanf("%d",&n);
for(i=1;i<=sqrt(n);i++)
for(j=i+1;i*j<=n;j++)
cnt++;
cnt+=sqrt(n);
printf("%d",cnt);
return 0;
}
#include<cstdio>
#include<cmath>
int main()
{
int i,j,n,cnt=0;
scanf("%d",&n);
for(i=1;i<=sqrt(n);i++)
for(j=i+1;i*j<=n;j++)
cnt++;
cnt+=sqrt(n);
printf("%d",cnt);
return 0;
}
No comments:
Post a Comment