407994: GYM102961 H Maximum Subarray Sum

Memory Limit:256 MB Time Limit:0 S
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Description

H. Maximum Subarray Sumtime limit per test2.0 smemory limit per test256 megabytesinputstandard inputoutputstandard output

Given an array of $$$n$$$ integers, your task is to find the maximum sum of values in a contiguous, nonempty subarray.

Input

The first input line has an integer n: the size of the array.

The second line has $$$n$$$ integers $$$x_1,x_2,\dots,x_n$$$: the array values.

Constraints:

  • $$$1 \le n \le 2\cdot 10^5$$$
  • $$$-10^9 \le x_i \le 10^9$$$
Output

Print one integer: the maximum subarray sum.

ExampleInput
8
-1 3 -2 5 3 -5 2 2
Output
9

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