2.是否有等于号(因为要取最小的i,j注意相同情况取最小) 点击查看代码 #include<bits/stdc++.h>#definelid (rt<<1)#definerid (rt<<1|1)usingnamespacestd;constintN=200010;intm,n,k,p,a[N];structtree{intls=-INT_MAX,rs=-INT_MAX,ms=-INT_MAX;intl,r,sum;intml=-INT_MAX,mr=-INT_MAX;...
E.Alternating String(线段树) 题意: 定义好字符串是由0和1组成的字符串,其中两个连续字符总是不同的。 给你一个长度为N的字符串S,由0和1组成。 给出Q个查询,必须按顺序处理。查询有两种类型: 1 L R:翻转S中第L到第R的每个字符。也就是说,对于每个满足L\leq i\leq R的整数i,如果S中的第i个字符...
intn=read(),m=read(),k=read(),res;intl=1,r=1e18,p=n*m/__gcd(n,m);while(l<=r){intmid=l+r>>1;if(mid/m+mid/n-mid/p*2>=k)res=mid,r=mid-1;elsel=mid+1;}wel(res); E - Alternating String Problem Statement 给定一个长度为n的01字符串s。 你需要处理Q次询问: 1 L R:...
aising2019 C - Alternating Path Union Find abc256 E - Takahashi's Anguish Union Find, Graph abc216 D - Pair of Balls Topological Sort abc259 D - Circumferences Union Find abc229 E - Graph Destruction Union Find abc218 E - Destruction Union Find abc221 C - Select Mul bit abc249 C -...
C - Alternating Path D - Nearest Card Game E - Attack to a Tree Xmas Contest 2018 https://atcoder.jp/contests/xmascon18 解いた問題: J - Japanese Exponentation AtCoder Regular Contest 017 https://atcoder.jp/contests/arc017/ 解いた問題: ...
//BFS Code : #include<algorithm> #include <iostream> #include<vector> #include<string> #include <iomanip> #include <queue> using namespace std; int main(){ int n,Q; cin>>n>>Q; vector<vector<int>> adj(n+1); for(int i=1;i<n;i++){ int p,c; cin>>p>>c; adj[p].push_...
Toyota Programming Contest 2024#2(AtCoder Beginner Contest 341) A - Print 341 代码: B - Foreign Exchange 代码: C - Takahashi Gets Lost 代码: D - Only one of two 解题思路: 代码: E - Alternating String 解题思路: 代码: F - Breakdown 解题思路: 代码: G - Highest Ratio 解题思路: 代码:...
string t; cin >> t; vector<string>s(h); for(auto& i : s) cin >> i; intans =0; autoland = [&](intx,inty) { return0<= x && x < h &&0<= y && y < w && s[x][y] !='#'; }; autook = [&](intx,inty) { ...
1468 E - Alternating String C++17 (GCC 7-32) brute force data structures dp greedy implementation strings *1500 Sep/01/2024 22:41 1467 D - Sakurako's Hobby C++17 (GCC 7-32) dp dsu graphs math *1100 Sep/01/2024 21:13 1466 C - Longest Good Array C++17 (GCC 7-32) binary search...
522 C - Alternating Subsequence GNU C++17 dp greedy two pointers *1200 Apr/21/2020 20:59 521 B - Balanced Array GNU C++17 constructive algorithms math *800 Apr/21/2020 20:51 520 A - Candies GNU C++17 brute force math *900 Apr/21/2020 20:40 519 B - Sorting the Coins GNU C++17 ...