Solutions for Blue Bridge Cup C++ B Group Problems
Date Statistics
The first four digits are fixed. Generate the last four digits using nested loops, record valid dates, then verify if these dates can be formed.
Verification method:
Since it's a subsequence problem, we can skip elements but maintain relative order. For the given 100 numbers, match each digit sequentially with the 8-digit date. ...
Posted on Wed, 13 May 2026 03:48:22 +0000 by mebar3