1043 - Triangle Partitioning   PDF (English) Statistics Forum Time Limit: 0.5 second(s) Memory Limit: 32 MB See the picture below. You are given AB, AC and BC. DE is parallel to BC. You are also given the area ratio between ADE and BDEC. You have to…

1043 - Triangle Partitioning PDF (English) Statistics Forum Time Limit: 0.5 second(s) Memory Limit: 32 MB See the picture below. You are given AB, AC and BC. DE is parallel to BC. You are also given the area ratio between ADE and BDEC. You have to fi…

题目链接:http://lightoj.com/volume_showproblem.php? problem=1043 题意:一个三角形ABC,DE//BC.已知三角形ADE和四边形BDEC的面积的比,求AD的长度. 解法:二分AD边就可以 代码: #include <stdio.h> #include <ctime> #include <math.h> #include <limits.h> #include <complex> #inclu…

Triangle Time Limit: 1000ms Memory Limit: 65536KB 64-bit integer IO format: %lld      Java class name: Main Special Judge Submit Status PID: 27932 如图的三角形,三边边长分别为AB=a,BC=b,CA=c,并且AA’/AB=p1,BB’/BC=p2,CC’/CA=p3; 现在对于给定的a,b,c和p1,p2,p3,请你计算图中红黄绿三部分的面积.  …

题意 求第N个迭代三角形 中 所有黑色三角形的周长的整数部分的位数 思路 该三角形的周长是 3^(n + 1)/ 2 ^ (n) 然后 可以用 long double 存下来 再求位数 就可以 AC 代码 #include <cstdio> #include <cstring> #include <ctype.h> #include <cstdlib> #include <cmath> #include <climits> #incl…

提高自己的实力, 也为了证明, 开始板刷lightoj,每天题量>=1: 题目的类型会在这边说明,具体见分页博客: SUM=54; 1000 Greetings from LightOJ [简单A+B] 1001 Opposite Task  [简单题] 1002 Country Roads[搜索题] 1003 Drunk[判环] 1004 Monkey Banana Problem [基础DP] 1006 Hex-a-bonacci[记忆化搜索] 1008 Fibsieve`s Fantabu…

Triangle Partitioning Time Limit: 500MS   Memory Limit: 32768KB   64bit IO Format: %lld & %llu Submit Status Description See the picture below. You are given AB, AC and BC. DE is parallel to BC. You are also given the area ratio between ADE and BDEC.…

函数.符号及特殊字符 声调 语法 效果 语法 效果 语法 效果 \bar{x} \acute{\eta} \check{\alpha} \grave{\eta} \breve{a} \ddot{y} \dot{x} \hat{\alpha} \tilde{\iota} 函数 语法 效果 语法 效果 语法 效果 \sin\theta \cos\theta \tan\theta \arcsin\frac{L}{r} \arccos\frac{T}{r} \arctan\frac{L}{T} \sin…

A - A Very Easy Triangle Counting Game Time Limit:1000MS     Memory Limit:64000KB     64bit IO Format:%lld & %llu Submit Status Practice ACdream 1008 Description Speedcell and Shoutmon love triangles very much.One day,they are playing a game named “T…

Triangle 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5914 Description Mr. Frog has n sticks, whose lengths are 1,2, 3⋯n respectively. Wallice is a bad man, so he does not want Mr. Frog to form a triangle with three of the sticks here. He decides…