This is part of the upcoming LSS 5 by XGN. ONE When we wake up from a dream, are we in reality or another dream? White hall, I garb in the purest white clothes I could find, waiting for the "other one" to arrive. Deep breathing, in and out, I a……

This story is part of LSS4 by XGN. Dandelion,dandelion,where will you fly? Will you take my heart away? "I am feeling not good today" It's late night, and Ookami the werewolf girl still could't fall asleep. "Damn the math test.. It must be the test……

Simple 思考题 Ninja Try to find any of three integers X,Y,Z in a given integer array A of length N so that X+Y=Z. Example Input: A={1,2,3} Output: X=1,Y=2,Z=3 Input: A={0} Output: X=0,Y=0,Z=0 Input: A={1,9,2,6,0,8,1,7} Output: X=1,Y=8,Z=9 Input: A=……

思考题 greedy? SMM Have you ever played Super Mario Maker (2)? There's an interesting mode called Endless Challenge. Let's look at a simplified version: The game contains N levels. The player plays from level 1 to level N in order. In Level i, ther……

思考题 long ago Chess Ninetail and Doragon are playing Global Chess on a chessboard with N*M grids. The left-upper corner is (1,1) and the right-lower corner is (N,M) The Global Chess goes as follows: Each player has some soldiers. Ninetail plays ……

Hi, coders! I, XGN, welcome you to LSS 4, the super easy contest. Contest Detail: Start at 2020/3/2 and deadline is the weekend after English Extra Exam is finished. Contest Duration: 1h Problem Count: 4 Score Distribution: 50+50+100+100 Difficult……

思考题 with song 75 There have been 73 heroes failing to rescue the princess, and the 74-th was killed by the princess. As the 75-th knight, you decided to become stronger so that you would survive the princess's attack. You are given a directed g……

LSS 1-3 has ended! If you don't know, it's a contest focused on fast hand speed. The problems are usually easy and neat with simple concept. Here are some results: Problem Tag Tag LSS1 LSS2 LSS3 A math math implementation B math dp dfs & s……

Readers, we present, the Ultimate Reading Comprehension Challenge! If you don't know what Reading Comprehension is, it's about you are given a passage, you read it and answer the question. Sounds neat, but this time we will something crazy! We'll g……

Hi, coders! I welcome you to LiShi Simulation Contest 3. Details of the contest: Tournament Time: 2020/2/13-2020/2/29 Place: Here Problem Count:3(100+100+100) Time: 1 Hour Difficulty: D2B-D2C Subtask: YES for all three problems! Characters: Ookami……