Problem statement:- Program to Check whether a given number is positive or negative.
Data requirement:-
Input Data:- num
Output Data:-string output
Output Data:-string output
Program in C
Here is the source code of the C Program to Check whether a given number is positive or negative.
Code:
#include<stdio.h>
int main()
{
int num;
printf("Enter a number:");
scanf("%d",&num);
if(num<0)
printf("The number is negative");
else if(num>0)
printf("The number is positive");
else
printf("The number is neither negative nor positive");
}
Input/Output:
Enter a number:789
The number is positive
The number is positive
Program in C++
Here is the source code of the C++ Program to Check whether a given number is positive or negative.
Code:
#include<iostream>
using namespace std;
int main()
{
int num;
cout<<"Enter a number:";
cin>>num;
if(num<0)
cout<<"The number is negative";
else if(num>0)
cout<<"The number is positive";
else
cout<<"The number is neither negative nor positive";
}
Enter a number:-455
The number is negative
The number is negative
Program in Java
Here is the source code of the Java Program to Check whether a given number is positive or negative.
Code:
import java.util.Scanner;
public class PositiveNegative {
public static void main(String[] args) {
Scanner cs=new Scanner(System.in);
int num;
System.out.println("Enter a number:");
num=cs.nextInt();
if(num<0)
System.out.println("The number is negative");
else if(num>0)
System.out.println("The number is positive");
else
System.out.println("The number is neither negative nor positive");
cs.close();
}
}
Input/Output:
Enter a number:
897
897
The number is positive
Program in Python
Here is the source code of the Python Program to Check whether a given number is positive or negative.
Code:
num=int(input("Enter a number:"))
if(num<0):print("The number is negative")
elif(num>0):
print("The number is positive")
else:
print("The number is neither negative nor positive")
Input/Output:
Enter a number:-365
The number is negative
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