An string of words is given, the task is to reverse the string using stack.
The first line of input will contains an integer T denoting the no of test cases . Then T test cases follow. Each test case contains a string s of words without spaces.
For each test case ,print the reverse of the string in new line.
Since this is a function problem, you don't need to take any input. Just complete the provided function.
1 <= T <= 100
1 <= length of the string <= 100
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