Editorial for TLE '17 Contest 1 P1 - String Rounding
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Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Author:
We can simply follow the instructions given in the problem description to round a number.
Use a loop from the rightmost character of the number to the leftmost character. If the current character is within a
to m
, then set it to a
and break the loop. Otherwise, set the current character to a
and check the next left character. If we are at the end, break from the loop and add a
at the beginning of the number. If the next character is not z
, then increment it by 1 and break. Otherwise, continue the loop.
Time Complexity:
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