[C++ && Python]简单模拟代码评测系统

简单模拟代码评测系统

本实现版本使用python调用系统命令（compiler.py)完成代码的编译，输入，输出，用judge.cpp程序判断测试文件与标准程序之间的输入是否有差别，从而判断是否为正确程序代码。但这里还有一个问题，就是没有随机生成的输入内容，这个部分需要自己编写。此程序大概简化模拟了eden评测系统的原理。对于平时研究自己的代码与网络代码之间的正确与否有一定的帮助。
代码下载

核心代码

import os
os.system("g++ Standard.cpp -o Standard")
os.system("g++ test.cpp -o test")
os.system("./Standard < input > output_Standard")
os.system("./test < input > output_answer")
os.system("g++ judge.cpp -o judge")
os.system("./judge")

#include <iostream>
#include <string>
#include <fstream>
#include <string.h>
#include <stdlib.h>
using namespace std;
int main(int argc, char const *argv[])
{
    string standard;
    ifstream file_Standard ("output_Standard");
    if (!file_Standard.is_open())
    {
        cout << "fail" << endl;
    }
    ifstream file_answer ("output_answer");
    char Standard_answer[100];
    char Test_answer[100];
    while (!file_answer.eof()) {
        file_Standard.getline(Standard_answer, 100);
        file_answer.getline(Test_answer, 100);
        if (strcmp(Standard_answer, Test_answer))
        {
            cout << Standard_answer << endl;
            cout << Test_answer << endl;
            cout << "wrong" << endl;
            return 0;
        }
    }
    cout << "true" << endl;
    return 0;
}

测试代码

#include <iostream>
#include <map>
#include <set>
using namespace std;
int main() {
    multimap<string, string> Q;
    int n;
    cin >> n;
    while (n--) {
        string input1, input2;
        cin >> input1 >> input2;
        if (Q.find(input1) == Q.end() || Q.find(input1)->second != input2) {
            Q.insert(make_pair(input1, input2));
        }
    }
    string address;
    cin >> address;
    multimap<string, string>::iterator iter = Q.begin();
    int flag = 0;
    while (iter != Q.end()) {
        if (iter->second == address) {
            flag = 1;
            break;
        }
        iter++;
    }
    iter = Q.begin();
    if (flag == 1) {
        cout << address;
        cout << " ==> [ ";
        multimap<string, string>::iterator iters = Q.begin();
        set<string> answer;
        while (iters != Q.end()) {
            if (iters->second == address) {
                answer.insert(iters->first);
            }
            iters++;
        }
        for (set<string>::iterator iter = answer.begin();
        iter != answer.end(); iter++) {
            cout << *iter << " ";
        }
        cout << "]" << endl;
    } else {
        cout << "no Q" << endl;
    }
    string number;
    cin >> number;
    if (Q.find(number) != Q.end()) {
        cout << number;
        cout << " ==> [ ";
        multimap<string, string>::iterator iterss = Q.begin();
        set<string> answer;
        while (iterss != Q.end()) {
            if (iterss->first == number) {
                answer.insert(iterss->second);
            }
            iterss++;
        }
        for (set<string>::iterator iter = answer.begin();
        iter != answer.end(); iter++) {
            cout << *iter << " ";
        }
        cout << "]" << endl;
    } else {
        cout << "no ip" << endl;
    }
    return 0;
}

#include <iostream>
#include <map>
#include <set>
#include <string>
using namespace std;

int main() {
  map<string, set<string> > ip2qq;
  map<string, set<string> > qq2ip;

  int n;
  string Q, ip;
  cin >> n;
  while (n--) {
    cin >> Q >> ip;
    ip2qq[ip].insert(Q);
    qq2ip[Q].insert(ip);
  }

  map<string, set<string> >::iterator it;
  set<string>::iterator its;
  cin >> ip;
  if (ip2qq.find(ip) == ip2qq.end()) {
    cout << "no Q" << endl;
  } else {
    cout << ip <<  " ==> [ ";
    for (its = ip2qq[ip].begin(); \
         its != ip2qq[ip].end(); its++) {
      cout << *its << " ";
    }
    cout << "]" << endl;
  }

  cin >> Q;
  if (qq2ip.find(Q) == qq2ip.end()) {
    cout << "no ip" << endl;
  } else {
    cout << Q <<  " ==> [ ";
    for (its = qq2ip[Q].begin(); \
         its != qq2ip[Q].end(); its++) {
      cout << *its << " ";
    }
    cout << "]" << endl;
  }

  return 0;
}

output_Standard

192.168.1.45 ==> [ 10258279640 10258279649 ]
10258279649 ==> [ 192.168.1.45 ]

output_answer

192.168.1.45 ==> [ 10258279640 10258279649 ]
10258279649 ==> [ 192.168.1.45 ]

input

5
10258279649 192.168.1.45
10258279649 192.168.1.45
10258279643 192.168.1.4
10258279640 192.168.1.45
10258279641 192.168.1.30
192.168.1.45
10258279649