Problem
Given a string S, replace every sequence of multiple spaces with a single space and print the result.
Input format
Input
input.txt
- String S (up to 100 chars, may have multiple spaces)
Output format
Output
output.txt
- The string with all sequences of spaces replaced by a single space
Example
input
this is a test
output
this is a test
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Sample cases (from the problem)
Sample Case 1
Input
this is a test
Expected output
this is a test
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