C++ Programming : Program 10-A
Program to enter an integer and print if it is prime or composite
#include <iostream.h> #include <conio.h> #include <process.h> void main() { clrscr(); int num1,x; cout << "Enter an integer : " << endl; cin>>num1; for(x=2;x<num1;x++) { if(num1%x==0) { cout << num1 << " is a composite number." << endl; getch(); exit(0); } else { cout << num1 << " is a prime number." << endl; getch(); exit(0); } } }
This program takes in an integer num1 as a screen input from the user.
23
23 is a prime number.
|
45 more pages in C++ Programming