array of all prime numbers in c code example

Example 1: prime numbers in c

#include
main() {
    int n, i, count=0;
    printf("Enter Number");
    scanf("%d",&n);
   
    for ( i = 1; i<= n; i++) {
        if (n % i == 1) {
            count++;
        }
    }
    if( count == 2) {
        printf("Prime Number");
    }
    else {
        printf("Not A  Prime Number");
    }
}

Example 2: c program array prime number

100 - Not Prime
200 - Not Prime
 31 - Prime
 13 - Prime
 97 - Prime
 10 - Not Prime
 20 - Not Prime
 11 - Prime