题目链接：hdu 5417 Victor and Machine 代码 #include <cstdio>#include <cstring>#include <algorithm>using namespace std;int main () {int x, y, w, n;while (scanf("%d%d%d%d", &x, &y, &w, &n) == 4) {int ans =

Victor and Machine    Accepts: 452    Submissions: 1123  Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/65536 K (Java/Others) 问题描述 Victor有一个机器，这个机器每次开启的瞬间会弹出一个小球，之

NOI2019考前做NOI2018题。。 题目链接: (bzoj) https://www.lydsy.com/JudgeOnline/problem.php?id=5417 (luogu) https://www.luogu.org/problemnew/show/P4770 (uoj) http://uoj.ac/problem/395 题解: 其实非常水，转化成\(S[l,r]\)和\(T