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May 19, 2017 02:57
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Write a program to compact spaces in a string i.e. Given a string you have to remove multiple occurrences of blank spaces by a single space and do that in a single pass of the arrays.
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| def compact_spaces(a_string): | |
| space_check = [] | |
| return_string = '' | |
| for char in a_string: | |
| if char == ' ' and char not in space_check: | |
| space_check.append(char) | |
| return_string += char | |
| elif char == ' ': | |
| continue | |
| elif char != ' ' and space_check != []: | |
| space_check.pop() | |
| return_string += char | |
| else: | |
| return_string += char | |
| return return_string | |
| def compact_spaces_belmin(a_string): | |
| space_added = False | |
| return_string = '' | |
| for char in a_string: | |
| if char != ' ': | |
| return_string += char | |
| space_added = False | |
| elif not space_added: | |
| return_string += char | |
| space_added = True | |
| return return_string | |
| print(compact_spaces('This is a test')) | |
| print(compact_spaces_belmin('This is a test')) |
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