c语言问题，下面哪里有错

# include <stdio.h>
# include <math.h>
int main()
{int i, n, m = 0, k;
for(k = 101; k<=200; k=k+2)
{ n=sqrt(k);
for(i = 2; i<=n; i++) // 要i<=n
if(k%i==0) break;