题解 | #扑克牌顺子#

import java.util.*;


public class Solution {
    /**
     * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
     *
     *
     * @param numbers int整型一维数组
     * @return bool布尔型
     */
    public boolean IsContinuous (int[] numbers) {
        // write code here
        // compare min and max , differ must <5, no same number
        for (int i = 0; i < numbers.length - 1; i++) {
            for (int j = i + 1; j < numbers.length; j++) {
                if (numbers[i] == numbers[j] && numbers[i] != 0) {
                    return false;
                }
            }
        }
        int min = 13;
        int max = 0;
        for (int i : numbers) {
            if (i != 0) {
                min = Math.min(min, i);
            }
            max = Math.max(max, i);
        }
        if (max - min < 5) {
            return true;
        } else {
            return false;
        }

    }
}

大胆预测顺子差值不能超过4