USACO 2022 January Contest, Platinum Problem 3. Multiple Choice Test The cows are taking a multiple choice test. But instead of a standard test where your selected choices are scored for each quest...
USACO 2022 January Contest, Platinum Problem 2. Counting Haybales As usual, Bessie the cow is causing trouble in Farmer John's barn. FJ has?NN?(1≤N≤50001≤N≤5000) stacks of haybales. For each?i∈[1,N...
USACO 2022 January Contest, Platinum Problem 1. Minimizing Haybales Bessie is bored and yet again causing trouble in Farmer John's barn. FJ has?NN?(1≤N≤1051≤N≤105) stacks of haybales. For each?i∈[1...
USACO 2021 December Contest, Bronze Problem 3. Walking Home Bessie the cow is trying to walk from her favorite pasture back to her barn. The pasture and farm are on an?N×NN×N?grid (2≤N≤502≤N≤50), w...
USACO 2021 December Contest, Bronze Problem 2. Air Cownditioning Farmer John's cows?NN?are very particular about the room temperature in their barn. Some cows like the temperature to be on the cool...
USACO 2021 December Contest, Bronze Problem 1. Lonely Photo Farmer John has recently acquired?NN?new cows?(3≤N≤5×105)(3≤N≤5×105), each of whose breed is either Guernsey or Holstein. The cows are cu...
USACO 2021 December Contest, Silver Problem 3. Convoluted Intervals The cows are hard at work trying to invent interesting new games to play. One of their current endeavors involves a set of?NN?int...
USACO 2021 December Contest, Silver Problem 2. Connecting Two Barns Farmer John's farm consists of a set of?NN?fields?(1≤N≤105)(1≤N≤105), conveniently numbered?1…N1…N. Between these fields are?MM?b...
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...
