C++ Program to Check Whether a Number is Positive, Negative or Zero

In this program, we will check the number entered by user is Positive, Negative or Zero. We have used else if-else statement to check a condition. If number is less than 0 then it is negative number, if it is greater than 0 then that is positive number otherwise it is zero.

Source Code
using namespace std;

int main()
    int no;

    cout<<"Enter a number: ";

        cout<<"Number is positive";
    else if(no<0)
        cout<<"Number is negative";
        cout<<"Number is zero";
    return 0;
Enter a number: 5
Number 5 is positive

Enter a number: -21
Number -21 is negative

Enter a number: 0
Number is zero