代码如下: func GetTriangleAreaByVector(x vector.Vector3,y vector.Vector3,z vector.Vector3) float64 { //根据三角形三个点坐标求面积 //先算三角形三个边的长度 a := vector.GetDistance(x,y) b := vector.GetDistance(x,z) c := vector.GetDistance(y,z) s := (a + b + c) / 2 area := math.Sq
Problem ATriangle Fun Input: Standard Input Output: Standard Output In the picture below you can see a triangle ABC. Point D, E and F divides the sides BC, CA and AB into ratio 1:2 respectively. That is CD=2BD, AE=2CE and BF=2AF. A, D; B, E and C, F
描述 Background Hello Earthling. We're from the planet Regetni and need your help to make lots of money. Maybe we'll even give you some of it. You see, the problem is that in our world, everything is about integers. It's even enforced by law. No other
Herding Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1125 Accepted Submission(s): 325 Problem Description Little John is herding his father's cattles. As a lazy boy, he cannot tolerate cha
Herding Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 702 Accepted Submission(s): 174 Problem Description Little John is herding his father's cattles. As a lazy boy, he cannot tolerate cha
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 32071 Accepted Submission(s): 16490 Problem Description " 改革春风吹满地, 不会AC没关系; 实在不行回老家, 还有一亩三分地. 谢谢!(乐队奏乐)" 话说部分学生心态极好,每天就知道游戏,这次考试如此简单的题目,也是云里雾里,
AC代码: #include<cstdio> #include<cmath> #include<algorithm> #include<iostream> #include<cstring> using namespace std; typedef long long ll; ; int sgn(double x) { ; ? - : ; } int main() { double a, b ,c; while(~scanf("%lf
Problem Description This is a simple problem. Given two triangles A and B, you should determine they are intersect, contain or disjoint. (Public edge or point are treated as intersect.) Input First line contains an integer T (1 ≤ T ≤ 10), represents
需求说明: 编写Java程序,判断输入的三条长度的边,是否能构成三角形. (三角形第三边大于两边之和小于两边之差) 实现代码: package test; import java.util.Scanner; public class test { public static void main(String[] args) { //三角形第三边大于两边之和小于两边之差 Scanner sc = new Scanner(System.in); System.out.println("请输入第一条边
Morley’s Theorem Input: Standard Input Output: Standard Output Morley’s theorem states that that the lines trisecting the angles of an arbitrary plane triangle meet at the vertices of an equilateral triangle. For example in the figure below the tri-s
The Circumference of the Circle Time Limit: 2 Seconds Memory Limit: 65536 KB To calculate the circumference of a circle seems to be an easy task - provided you know its diameter. But what if you don't? You are given the cartesian coordinates of