Sample Qustion 7

Write a C++ program to convert given binary number into a decimal number.

#include <iostream>
using namespace std;
int binaryToDecimal(int n)
{
    int num = n;
    int dec_value = 0;
    int base = 1;

    int temp = num;
    while (temp) {
        int last_digit = temp % 10;
        temp = temp / 10;

        dec_value += last_digit * base;

        base = base * 2;
    }

    return dec_value;
}
int main()
{

    int num;
    cout << "enter number : " << endl;
    cin >> num;
    cout << binaryToDecimal(num) << endl;
    
}


download file  cpp file


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