Pgr to print whether the number is prime or not

#include <stdio.h>

int main() {

int a,i,count = 0;

printf("Enter a number : ");

scanf("%d", &a);

for(i=2 ; i<a ; i++) {

if(a % i == 0){

count = 1;

}

}

if(count>=1) {

printf("Composite");

}

else {

printf("Prime");

}

return 0;

}

Output :

Enter a number : 23

Prime

=== Code Execution Successful ===