/* answer to question 14 */ #include #include void main(void) { int num,modulo,rishoni=1,div; printf("Insert a number:"); scanf("%d",&num); div=num-1; while(div>1) { modulo = num % div ; if(modulo==0) { rishoni=0; printf("Divide by %d with no modulo \n", div); } div--; } if (rishoni) { printf("Rishoni"); } getch(); }