Check Prime Number or not program in C
Prime number in C: Prime number is a number that is greater than 1 and divided by 1 or itself. In other words, prime numbers can’t be divided by other numbers than itself or 1. For example 2, 3, 5, 7, 11, 13, …. are the prime numbers.
|
1 |
include<stdio.h> main(){ int n, c = 2; printf("Enter a number to check if it is prime\n"); scanf("%d",&n); for ( c = 2 ; c <= n - 1 ; c++ ) { if ( n%c == 0 ) { printf("%d is not prime.\n", n); break; } } if ( c == n ) printf("%d is prime.\n", n); return 0;}</stdio.h> |
