USACO 2021 December Contest, Silver Problem 1. Closest Cow Wins Farmer John owns a long farm along the highway that can be considered somewhat like a one-dimensional number line. Along the farm, th...
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 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 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 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...
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 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 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 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)...
