C Program to print given octal number in integer format

Description

Get a Octal number from user and display the corresponding integer value
Sample Input 1:
24
Sample Output 1:
20
Sample Input 2:
10
Sample Output 2:
8

Solution

//Program to print the given octal number in integer format
#include<stdio.h>
int main()
{
	int num;
	printf("Enter a octal number:");
	scanf("%o",&num); 	
	printf("\nEquivalent Decimal value: %d",num);	
	return  0;
}

Explanation

scanf is a function available(predefined) in c library to get input from user via keyboard and stores the same in a variable. Here it reads input number and stores it in a variable num.

Format Specifier "%o" reads input as Octal number. 

printf is a function available(pre defined) in C library which is used to print the specified content in Monitor. Here it prints the value of the variable num.

Format Specifier "%d" prints value as Integer number (d for decimal number system).