This is a C++ Program to Check if a Number is Positive or Negative.
Problem Description
The program takes a number and checks if it is a positive number or negative number.
Problem Solution
1. The program takes a number.
2. It is checked if it is positive or negative.
3. The result is printed.
4. Exit.
C++ Program/Source code
Here is the source code of C++ Program to Check if a Number is Positive or Negative. The program output is shown below.
#include<iostream>
using namespace std;
int main ()
{
int num;
cout << "Enter the number to be checked : ";
cin >> num;
if (num >= 0)
cout << num << " is a positive number.";
else
cout << num << " is a negative number.";
return 0;
}
Program Explanation
1. The user is asked to enter a number and it is stored in the variable ‘num’.
2. If num is greater than or equal to 0, it is positive.
3. Else it is a negative number.
4. The result is then printed.
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Runtime Test Cases
Case 1 : Enter the number to be checked : -8 -8 is a negative number. Case 2 : Enter the number to be checked : 0 0 is a positive number. Case 2 : Enter the number to be checked : 125 125 is a positive number.
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