题目连接:
http://www.codeforces.com/contest/7/problem/C
Description
A line on the plane is described by an equation Ax + By + C = 0. You are to find any point on this line, whose coordinates ar ...……
using System;
using System.Collections.Generic;
using System.DirectoryServices;
using System.Linq;
using System.Runtime.InteropServices;
using System.Security.Principal;
using System.Text;
using Syste……