Codility - Lesson 4 - Triangle

Triangle.java

// you can also use imports, for example:
// import java.math.*;

// you can use System.out.println for debugging purposes, e.g.
// System.out.println("this is a debug message");
import java.util.Arrays;
class Solution {
    public int solution(int[] A) {
        // write your code in Java SE 8
        int len = A.length;
        Arrays.sort(A);
        int res = 0;
        int i = 0;
        while (i <= len-3) {
            res = isTriangle(A[i], A[i+1], A[i+2]);
            if (res == 1)
                break;
            i++;
        }
        return res;
    }
    
    public int isTriangle(int a, int b, int c) {
        if (a+b > c && b+c > a && c+a > b) {
            return 1;
        }
        else return 0;
    }
}