最大子数组之和

最大子数组之和

给定一个整型数组a,求出最大连续子段之和,如果和为负数,则按0计算,比如1, 2, -5, 6, 8则输出14

public class MaxSubSum {
    public static int calculate(int[] array) {
        int max = 0;
        int tmp = 0;
        for (int i = 0; i <= array.length-1; i++) {
            if (tmp + array[i] > 0) {
                tmp += array[i];
                if (tmp > max) {
                    max = tmp;
                }
            } else {
                tmp = 0;
            }
        }

        return max;
    }

    public static void main(String[] args) {
        int[] array = {4, -3, 5, 1, -2, 1};
        System.out.println(MaxSubSum.calculate(array));
    }
}

 

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转载自dugu108.iteye.com/blog/1772236