//Binary to Decimal in C program
#include <stdio.h>
main()
{
int num, binary_val, decimal_val = 0, base = 1, rem;
printf("Enter a binary number(1s and 0s) \n");
scanf("%d", &num); /* maximum five digits */
binary_val = num;
while (num > 0)
{
rem = num % 10;
decimal_val = decimal_val + rem * base;
num = num / 10 ;
base = base * 2;
}
printf("The Binary number is = %d \n", binary_val);
printf("Its decimal equivalent is = %d \n", decimal_val);
}