Question

a code on how to convert binary to decimal in c programming.

Answer 1

#include <iostream>


int binaryToDecimal(int n)
{
int output = 0;


for(int i=0; n > 0; i++)
{
if (n % 10 == 1)
output += (1 << i);


n /= 10;
}


return output;
}


int main (void)
{
std::cout << "Enter binary number: ";
int binaryNumber;
std::cin >> binaryNumber;
std::cout << "Decimal: " << binaryToDecimal(binaryNumber) << std::endl;
}