public class Solution { public static int min(int a, int b, int c, int d) { if(a<=b && a<=c && a<=d) return a; else if(b<=a && b<=c && b<=d) return b; else if(c<=a && c<=b && c<=d) return c; else return d; //write your code here } public static int min(int a, int b) { if(a<=b) return a; else return b;//write your code here } public static void main(String[] args) throws Exception { System.out.println(min(-20, -10)); System.out.println(min(-20, -10, -30, -40)); System.out.println(min(-20, -10, -30, 40)); System.out.println(min(-40, -10, -30, 40)); } }