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Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Buy low, sell high. That is what one should do t 阅读全文
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AreYouBusy Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Happy New Term!As having become a juni 阅读全文
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I love sneakers! Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description After months of hard working, Is 阅读全文
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2957: 楼房重建 Description 小A的楼房外有一大片施工工地，工地上有N栋待建的楼房。每天，这片工地上的房子拆了又建、建了又拆。他经常无聊地看着窗外发呆，数自己能够看到多少栋房子。 为了简化问题，我们考虑这些事件发生在一个二维平面上。小A在平面上(0,0)点的位置，第i栋楼房可以用一条 阅读全文
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Coconuts Time Limit: 9000/4500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description TanBig, a friend of Mr. Frog, likes eati 阅读全文
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Basic Data Structure Time Limit: 7000/3500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Mr. Frog learned a basic dat 阅读全文
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Auxiliary Set Time Limit: 9000/4500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Given a rooted tree with n vertices 阅读全文
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Dynamic Programming? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Dynamic Programming, short f 阅读全文
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#include<bits/stdc++.h> using namespace std; #define ll long long #define pi (4*atan(1.0)) #define eps 1e-14 const int N=2e5+10,M=4e6+10,inf=1e9+10,mo 阅读全文
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D. Vasya and Chess time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output D. Vasya and Chess ti 阅读全文