#include#includeintisprime(intn){inti;for(i=2;i<=sqrt(n);i++) if(n%i==0)return0;return1;}intmain(){inti,j,s=0;for(i=3;i<=100;i+=2)if(isprime(i)){printf("%4d",i);if(++s%10==0)printf("\n");} getch();return0;}
