USACO 2017 US Open Contest, Platinum Problem 3. COWBASIC
原題下載 USACO2017-OPEN-P3 答案: #include <iostream> #include <vector> #include <map> #include <string> #include <cassert> #include <deque> #include <memory&g...
USACO 2016 US Open Contest, Silver Problem 2. Diamond Collector
原題下載： USACO2016-OPEN-S2 答案： import java.io.*; import java.util.*; public class diamondS { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(...
USACO 2016 US Open Contest, Silver Problem 1. Field Reduction
原題下載： USACO2016-OPEN-S1 答案： #include #include #include #define NMAX 100000 int n; long long x[NMAX]; long long y[NMAX]; #define infinite 1000000000 struct Analysis { long long area; std::ve...
USACO 2016 US Open Contest, Bronze Problem 3. Field Reduction
原題下載： USACO2016-OPEN-B3 答案： import java.io.*; import java.util.*; public class reduceB { // x1 and x2 are the smallest x-coordinates seen // x3 and x4 are the largest x-coordinates seen sta...
USACO 2016 US Open Contest, Bronze Problem 1. Diamond Collector
原題下載： USACO2016-OPEN-B1 答案： (Analysis by Nick Wu) Imagine that we have already selected the smallest diamond that will be shown. We can then count exactly how many diamonds are no smaller t...
USACO 2016 US Open Contest, Bronze Problem 2. Bull in a China Shop
原題下載： USACO2016-OPEN-B2 答案： import java.io.*; import java.util.*; public class bcsB { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new ...
USACO 2017 US Open Contest, Platinum Problem 2. Switch Grass
原題下載： USACO2017-OPEN-P-2 答案： by Nathan Pinsker First, consider any path between two vertices of different colors. There must exist an edge on this path whose endpoints are different colors ...
USACO 2017 US Open Contest, Platinum Problem 1. Modern Art
原題下載 USACO2017-OPEN-P-1 答案 by Nathan Pinsker Intuitively, the larger our rectangles are, the more likely they are to overlap other rectangles. Since we want to maximize the number of rectangl...
2017HiMCM全球高中生數模賽B題
2017HiMCM B題特等獎Outstanding論文下載 2017 HiMCM全球高中生數模賽B題全文 Problem B: Ski Slope Winter is coming! In February 2018, PyeongChang, South Korea will host the Winter Olympics. And, in 202...
