Answer to Question #49514 in C for faaz

Question

a prgram which takes input from user & test that number is prime number using functions?

Answer 1

#include <iostream>
#include <math.h>
#include "stdio.h"
int PrimeDetector(int user_number){
int usernumber=user_number;
int PrimeDetectorStatus=1;
if (usernumber==2) PrimeDetectorStatus=1;
if (usernumber==3) PrimeDetectorStatus=1;
int limit = round(usernumber/2);
for (int i=2;i<limit;i++)
{
if (usernumber%i==0) {PrimeDetectorStatus =0;break;}
}
return PrimeDetectorStatus;
}
using namespace std;
int main()
{
int user_number;
cout<<"Input Your number:";
cin>>user_number;
if (PrimeDetector(user_number)==1) cout<<"You number is prime";
else cout<<"You number is not prime";
return 0;
}