The 3rd Universal Cup. Stage 1: St. Petersburg（暨 2024 LIX SPbSU Championship）部分题目的题解：
A. Element-Wise Comparison
C. Cherry Picking
D. Dwarfs' Bedtime
E. Fake Coin and Lying Scales
G. Unusual Case
J. First Billion
K. Tasks and Bugs
N. (Un)labeled graphs

Tsinghua Bootcamp 2024 预选赛部分题目的题解：
A. A + B
C. Historic Memories
E. Secure Prison
G. Crazy Arrangements
I. Delivery Robot
J. Pizza
K. String Mutation
L. Magical Clock