2020USACO公开赛金级获奖名单
Final Results: USACO 2020 US Open Contest, Gold Key: * = Correct x = Wrong Answer (including possibly empty or missing output file) t = Timeout c = Didn't Compile ! = Run-time error or exceeded mem...
USACO 2020 US Open Contest, Gold Problem 3. Exercise
USACO 2020 US Open Contest, Gold Problem 3. Exercise Farmer John has come up with a new morning exercise routine for the cows (again)! As before, Farmer John's?NN?cows (1≤N≤1041≤N≤104) are standing...
USACO 2020 US Open Contest, Gold Problem 2. Favorite Colors
USACO 2020 US Open Contest, Gold Problem 2. Favorite Colors Each of Farmer John's?NN?cows (1≤N≤2?1051≤N≤2?105) has a favorite color. The cows are conveniently labeled?1…N1…N?(as always), and each c...
USACO 2020 US Open Contest, Gold Problem 1. Haircut
USACO 2020 US Open Contest, Gold Problem 1. Haircut Tired of his stubborn cowlick, Farmer John decides to get a haircut. He has?NN?(1≤N≤1051≤N≤105) strands of hair arranged in a line, and strand?ii...
2020年USACO公开赛白金级获奖名单
Final Results: USACO 2020 US Open Contest, Platinum Key:* = Correctx = Wrong Answer (including possibly empty or missing output file)t = Timeoutc = Didn't Compile! = Run-time error or exceeded memo...
USACO 2020 US Open Contest, Platinum Problem 3. Circus
USACO 2020 US Open Contest, Platinum Problem 3. Circus The?NN?cows of Farmer John's Circus (1≤N≤1051≤N≤105) are preparing their upcoming acts. The acts all take place on a tree with vertices labele...
USACO 2020 US Open Contest, Platinum Problem 3. Circus
USACO 2020 US Open Contest, Platinum Problem 3. Circus The?NN?cows of Farmer John's Circus (1≤N≤1051≤N≤105) are preparing their upcoming acts. The acts all take place on a tree with vertices labele...
USACO 2020 US Open Contest, Platinum Problem 2. Exercise
USACO 2020 US Open Contest, Platinum Problem 2. Exercise Farmer John has come up with a new morning exercise routine for the cows (again)! As before, Farmer John's?NN?cows (1≤N≤75001≤N≤7500) are st...
USACO 2020 US Open Contest, Platinum Problem 1. Sprinklers 2: Return of the Alfalfa Return to Problem List
USACO 2020 US Open Contest, Platinum Problem 1. Sprinklers 2: Return of the Alfalfa Return to Problem List Farmer John has a small field in the shape of an?NN?by?NN?grid (1≤N≤20001≤N≤2000) where th...
