I Think I Need a Houseboat POJ - 1005 解题思路:水题 #include <iostream> #include <cstdio> #include <cmath> using namespace std; int main() { int n; double xx,yy; double rr; double area,r; int year; scanf("%d",&n); ;i<n;i++){ s…

原文地址:北大POJ题库使用指南 北大ACM题分类主流算法: 1.搜索 //回溯 2.DP(动态规划)//记忆化搜索 3.贪心 4.图论 //最短路径.最小生成树.网络流 5.数论 //组合数学(排列组合).递推关系.质因数法 6.计算几何 //凸壳.同等安置矩形的并的面积与周长.凸包计算问题 8.模拟 9.数据结构 //并查集.堆.树形结构 10.博弈论 11.CD有正气法题目分类: 1. 排序 1423, 1694, 1723, 1727, 1763, 1788, 1828, 1838, 1…

POJ. 1005 I Think I Need a Houseboat(水 ) 代码总览 #include <cstdio> #include <cstring> #include <cmath> #include <queue> #include <stack> #include <vector> #define nmax using namespace std; const double pi = acos(-1); int m…

1.链接地址: http://bailian.openjudge.cn/practice/1005/ http://poj.org/problem?id=1005 2.题目: I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 82376   Accepted: 35628 Description Fred Mapper is considering purchasing…

1.题目描述   2.解题思路 好吧,这是个水题,我的目的暂时是把poj第一页刷之,所以水题也写写吧,这个题简单数学常识而已,给定坐标(x,y),易知当圆心为(0,0)时,半圆面积为0.5*PI*(x2+y2),每年侵蚀速度为50,直接除掉取余即可.代码如下: /* author : lipan date : 2013.07.25 email : areslipan@163.com */ #include <iostream> #include <vector> #include…

    I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 81874   Accepted: 35368 Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the la…

I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 85149   Accepted: 36857 Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the land,…

简单题 #include <iostream> #include <stdio.h> #include <string.h> #include <stack> using namespace std; #define PI 3.1415926 int N; int main() { cin >> N; double x, y; ; t <= N; ++t) { cin >> x >> y; ; ) { /PI; if…

#include <iostream> using namespace std; const double pi = 3.1415926535; int main() { ;; double x,y; cin >> t; while(t--) { ++time; cin >> x >> y; double area = pi*(x*x + y*y); ; cout<<"Property "<<time<<…

一. 题目 I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 97512   Accepted: 42430 Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the…