足球联赛积分排名程序（C++版）

#include "head.h" #include <iostream> #include <cctype> #include <iomanip> #include <cstdlib> #include <cstring> using namespace std; void new_line() { char symbol; do{ cin.get(symbol); }while(symbol != '\n'); } void teams::f_input(ifstream& if_stream) { if_stream>>name>>rank>>comp_session>>win_num>>equally_num>>negative_num>>goals_num>>losses_num; } void teams::input() { char c; bool blag; cout<<"**本场比赛的结果(win、equally、negative):"; do{ blag=0; cin>>c; new_line(); c = tolower(c); switch(c) { case 'w': win_num++; break; case 'e': equally_num++; break; case 'n': negative_num++; break; default : blag=1; cout<<"**输入错误\n**请重新输入:"; break; } }while(blag); comp_session++; cout<<"**进球数:"; cin>>goals_num; cout<<"**失球数:"; cin>>losses_num; refurbish(); } char *teams::get_name() { return name; } void teams::get_rank(int r) { rank = r; } void teams::refurbish() { goal_dif_num = goals_num-losses_num; integral = win_num*3+equally_num; // s_rate = win_num*1.0/comp_session; } void teams::out_to_screen() { cout.setf(ios::left); cout<<setw(16)<<name <<setw(5)<<rank <<setw(9)<<comp_session <<setw(9)<<win_num <<setw(9)<<equally_num <<setw(9)<<negative_num <<setw(7)<<goals_num <<setw(7)<<losses_num <<setw(5)<<integral <<endl; cout.setf(ios::right); } void teams::f_output(ofstream& of_stream) { of_stream<<'\n'<<name<<" " <<rank<<" "<<comp_session<<" " <<win_num<<" "<<equally_num <<" "<<negative_num<<" " <<goals_num<<" " <<losses_num; } bool compare(const teams& a,const teams& b) { if(a.integral==b.integral) { if(a.goal_dif_num==b.goal_dif_num) { if(a.goals_num==b.goals_num) { cout<<"由于积分、净胜球数、进球数都相同，故随机排名……"<<endl; int r; r = rand(); r = r%2; return r; } else if(a.goals_num>b.goals_num) return 1; else return 0; } else if(a.goal_dif_num>b.goal_dif_num) return 1; else return 0; } else if(a.goal_dif_num>b.goal_dif_num) return 1; else return 0; } safe_conduct::safe_conduct(const char file[]) { ifstream f_in; f_in.open(file); if(f_in.fail()) { cout<<"文件打开失败！"<<endl; exit(1); } f_in>>user_name>>password; f_in.close(); } void safe_conduct::rejigger() { char new_uname[11],new_pw[11],ok_new_pw[11]; cout<<"新用户名:"; cin>>new_uname; bool blag; do{ blag=0; cout<<"新密码:"; cin>>new_pw; for(char *i=new_pw;*i!='\0';i++) //检查密码是否合法 { if(*i<='!'||*i>='~') { blag=1; cout<<"密码不符合规范！！请重新输入！！"<<endl; break; } } cout<<"确认密码:"; cin>>ok_new_pw; if(strcmp(new_pw,ok_new_pw)!=0) { blag=1; cout<<"密码不同!"<<endl; break; } /*for(int j=0;new_pw[j]!='\0'&&ok_new_pw[j]!='\0';j++) { if(new_pw[j]!=ok_new_pw[j]) { blag=1; cout<<"密码不同!"<<endl; break; } } */ }while(blag); strcpy(user_name,new_uname); strcpy(password,new_pw); } void safe_conduct::save_rejigger(const char file[]) { fstream f_o; f_o.open(file,ios::in|ios::out); if(f_o.fail()) { cout<<"文件打开错误！"<<endl; exit(1); } f_o.setf(ios::left); f_o<<user_name<<" "<<password; cout<<"用户名:"<<user_name<<" "<<"密码:"<<password<<endl; f_o.close(); } void safe_conduct::validate() { int input_num=0; char un[11],pw[11]; cout<<"请输入用户名和密码(默认用户名:admin 密码:admin):"<<endl; bool blag; //标志错误 do{ blag=0; cout<<"用户名:"; cin>>un; cout<<"密码:"; cin>>pw; if(strcmp(un,user_name)!=0) { blag=1; cout<<"用户名输入错误！"<<endl; } /*for(int i=0;user_name[i]!='\0';i++) //验证用户名是否正确 { if(user_name[i]!=un[i]) { blag=1; cout<<"用户名输入错误！"<<endl; break; } }*/ if(!blag) { for(int i=0;password[i]!='\0';i++) //验证密码是否正确 { if(password[i]!=pw[i]) { blag=1; cout<<"密码输入错误！"<<endl; } } } if(blag) { input_num++; switch(input_num) { case 1: cout<<"您还可以输入两次！"<<endl; break; case 2: cout<<"您还可以输入一次！"<<endl; break; case 3: cout<<"您没有权限继续输入，程序将要关闭！"<<endl; exit(0); } } }while(blag); } int menu() { int m; cout<<"***************************"<<'\n' <<"** 1-统计各球队的成绩 **"<<'\n' <<"** 2-打印各球队的信息 **"<<'\n' <<"** 3-排名各球队 ******"<<'\n' <<"** 4-更改用户名和密码 **"<<'\n' <<"** 5-保存到文件 ******"<<'\n' <<"** 0-退出 ************"<<'\n' <<"***************************"<<endl; cout<<"请选择："; cin>>m; return m; }