public class Solution {
    /**
     * @param a an integer
     * @param b an integer
     * @param c an integer
     * @return an integer
     */
    public int maxOfThreeNumbers(int a, int b, int c) {
        if (a >= b && a >= c) {
            return a;
        } else if (b >= a && b >= c) {
            return b;
        } else {
            return c;
        }
    }
}