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LeetCode-053-最大子序和

爱写作的小土豆 2021-09-28 阅读 132
LeetCode

最大子序和

解法一:动态规划
public class LeetCode_053 {
    public static int maxSubArray(int[] nums) {
        int max = nums[0], sum = nums[0];
        for (int i = 1; i < nums.length; i++) {
            if (sum <= 0) {
                sum = nums[i];
            } else {
                sum = sum + nums[i];
            }
            max = Math.max(max, sum);
        }
        return max;
    }

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