@ -52,6 +52,17 @@ long long int multiplication(long long int a, long long int b) {
return dec2;
}
//subtraction
long long int subtraction(long long int a, long long int b) {
long long int dec1, dec2;
dec1 = BinToDec(a);
dec2 = BinToDec(b);
dec1 = dec1 - dec2;
dec2 = DecToBin(dec1);
int main() {