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 & similar
C implementation brute force sorting
D - data structure -

Problem Source

Tag LSS1 LSS2 LSS3
A O M O
B M S O
C M M O
D - S -

O= Original

S=Copied problems from other OJ

M=Modified/Weakened Problems

Scores

Score LSS1 LSS2 LSS3 Avg
ZKY 50 140 100 96.7
Zzzyt 100 90 100 96.7
XIZCM 0 0 100 33.3
MonkeyKing 200 0 130 110

Scores (With Upsolve)

Score LSS1 LSS2 LSS3 Avg
ZKY 50 140 100 96.7(0)
Zzzyt 200 190 300 230(+133.3)
XIZCM 100 0 100 66.7(+33.3)
MonkeyKing 285 150 300 245(+135)

Activity

Activity LSS1 LSS2 LSS3 Avg
ZKY 2 1 3 2
Zzzyt 3 4 2 3
XIZCM 1 3 4 2.7
MonkeyKing 4 2 1 2.3

The first one participates in each round gets 1, the second gets 2, etc

Difficulty & Quality

image.png

0=d2A-,7=d1E

0=i don't like it, 5=i love it