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2021年12月USACO比賽金級獲獎名單

2022-07-05

Final Results: USACO 2021 December Contest, Gold Key: * = Correct x = Wrong Answer (including possibly empty or missing output file) t = Timeout c = Didn't Compile ! = Run-time error or exce...

USACO 2021 December Contest, Gold Problem 3. Bracelet Crossings

2022-07-05

USACO 2021 December Contest, Gold Problem 3. Bracelet Crossings Bessie the cow enjoys arts and crafts. In her free time, she has made?NN?(1≤N≤501≤N≤50) bracelets, conveniently numbered?1…N1…N. The?...

USACO 2021 December Contest, Gold Problem 2. HILO

2022-07-05

USACO 2021 December Contest, Gold Problem 2. HILO Bessie knows a number?x+0.5x+0.5?where?xx?is some integer between?00?to?N,N,?inclusive (1≤N≤2?1051≤N≤2?105). Elsie is trying to guess this number. ...

USACO 2021 December Contest, Gold Problem 1. Paired Up

2022-07-05

USACO 2021 December Contest, Gold Problem 1. Paired Up There are a total of?NN?(1≤N≤1051≤N≤105) cows on the number line. The location of the?ii-th cow is given by?xixi?(0≤xi≤1090≤xi≤109), and the w...

USACO2021年12月比賽白金級獲獎名單

2022-07-05

Final Results: USACO 2021 December Contest, Platinum Key: * = Correct x = Wrong Answer (including possibly empty or missing output file) t = Timeout c = Didn't Compile ! = Run-time error or exceede...

USACO 2021 December Contest, Platinum Problem 3. HILO

2022-07-05

USACO 2021 December Contest, Platinum Problem 3. HILO Bessie knows a number?x+0.5x+0.5?where?xx?is some integer between?00?to?N,N,?inclusive (1≤N≤50001≤N≤5000). Elsie is trying to guess this number...

USACO 2021 December Contest, Platinum Problem 2. Paired Up

2022-07-05

USACO 2021 December Contest, Platinum Problem 2. Paired Up There are a total of?NN?(1≤N≤50001≤N≤5000) cows on the number line, each of which is a Holstein or a Guernsey. The breed of the?ii-th cow ...

USACO 2021 December Contest, Platinum Problem 1. Tickets

2022-07-05

USACO 2021 December Contest, Platinum Problem 1. Tickets Bessie is going on a hiking excursion! The trail that she is currently traversing consists of?NN?checkpoints labeled?1…N1…N?(1≤N≤1051≤N≤105)...