prime number application

#include <stdio.h>
#include <stdlib.h>

int main() {
	int num,i,j,c,sum ;

    printf("please enter the number?\n");
    scanf("%d",&num);

    for (j=1;j<=num;j++){
        for (i=1,c=0;i<=j;i++){





            if (j%i==0){
                c++;
            }
        }
        if (c==2){
             printf("%d\n",j);
sum =i+j+c
printf("%d",sum);
    }
	}

	return 0;
}