C++ Program to Convert Binary Number to Octal
Source Code:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | #include <iostream>
#include <cmath>
using namespace std;
int convertBinarytoOctal(long long);
int main()
{
long long binaryNumber;
cout << "Enter a binary number: ";
cin >> binaryNumber;
cout << binaryNumber << " in binary = " << convertBinarytoOctal(binaryNumber) << " in octal ";
return 0;
}
int convertBinarytoOctal(long long binaryNumber)
{
int octalNumber = 0, decimalNumber = 0, i = 0;
while(binaryNumber != 0)
{
decimalNumber += (binaryNumber%10) * pow(2,i);
++i;
binaryNumber/=10;
}
i = 1;
while (decimalNumber != 0)
{
octalNumber += (decimalNumber % 8) * i;
decimalNumber /= 8;
i *= 10;
}
return octalNumber;
}
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