Convert to Binary

Wrtie a function that get a number and returns its binary representation.

int toBinary(int num)

Answer

int toBinary(int num) {
	if (num == 0) {
		return 0;
	}
	return num % 2 + 10 * toBinary(num / 2);
}

INPUT  : 6
OUTPUT : 110

INPUT  : 15
OUTPUT : 1111

INPUT  : 50
OUTPUT : 110010

Next Question>>>