write a program to check given number is positive or negative
Answers
Answer:
Explanation:
Python Program:
A) Using if...elif...else
num = float(input("Enter a number: "))
if num > 0:
print("Positive number")
elif num == 0:
print("Zero")
else:
print("Negative number")
Output:
Enter a number: 2
Positive number
OR
B) Nested if
num = float(input("Enter a number: "))
if num >= 0:
if num == 0:
print("Zero")
else:
print("Positive number")
else:
print("Negative number")
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C programme
A) Using if...else
#include <stdio.h>
int main() {
double num;
printf("Enter a number: ");
scanf("%lf", &num);
if (num <= 0.0) {
if (num == 0.0)
printf("You entered 0.");
else
printf("You entered a negative number.");
} else
printf("You entered a positive number.");
return 0;
}
B) Using Nested if...else
#include <stdio.h>
int main() {
double num;
printf("Enter a number: ");
scanf("%lf", &num);
if (num < 0.0)
printf("You entered a negative number.");
else if (num > 0.0)
printf("You entered a positive number.");
else
printf("You entered 0.");
return 0;
}