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C++ Program to Check Whether a Number is Prime or Not - CodeGK
Δ Cpp Examples
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♦ C++ Program to Check Whether a Number is Prime or Not
♣ Example1: C++ Program to Check Whether a Number is Prime or Not
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#include
#include
using namespace std; bool checkPrime(int number){ bool isPrime=true; for(int i=number-1; i>2; i--){ if(number%i==0){ isPrime=false; break; } } if(isPrime){ printf("%d is a Prime Number\n",number); } else{ printf("%d is a not a Prime Number\n",number); } return isPrime; } int main() { int number1=55; checkPrime(number1); int number2=11; checkPrime(number2); int number3=39; checkPrime(number3); return 0; }
Output: