How to solve that SIMPLE INPUT CHALLENGE

please provide a solution to sumple input problem.

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SIMPLE INPUT

Given a list of numbers, stop processing input after cummulative sum of all the input becomes negative.

Input Format:
A list of integers

Constraints:
All numbers input are integers between -1000 and 1000.

Output Format
All the numbers before the cummulative sum become zero in a new line.

Sample Input
1
2
88
-100
49

Sample Output
1
2
88