#includeint isprime(int n){if(n<2) return 0;for(int i=2;iif(n%i==0) return 0;return 1;}void main(){int i,k=0;for(i=100;i<=300;i++)if(isprime(i)){printf("%3d ",i);k++;if(k%5==0) printf("\n");}printf("\n"); }
