data.cpp

#include<cstdio>
#include<iostream>
#include<cstdlib>
#include<ctime>
#include<algorithm>
using namespace std;
int n, m;
int main(int argc, char * argv[])
{
     int t = 10;
     if(argc > 1)
     {
         t = atoi(argv[1]);
     }
     srand(time(0) + t);
     n = rand() % 10 + 1; // 0 - RANDMAX
     m = rand() % 5 + 1;
     while(n <= m)
     {
         n = rand()% 10 +1;
     }
     cout << n << " " << m << endl;
     int a[11];
     for(int i = 1; i <= m; i++)
         a[i] = i;

     for(int i = m + 1; i <= n; i++)
     {
         a[i] = rand() % m + 1;
     }

     random_shuffle(a + 1, a + n + 1);
     for(int i = 1; i <= n; i++)
         cout << a[i] << " ";
     
     cout << endl;
     return 0;
}

makedata.cc

// 1. data.cc  > 1.in  std < 1.in > 1.ans data.cc std.cc
#include <cstdio>
#include <cstdlib>
#include <iostream>
using namespace std;

int main()
{
    // 1. compile std.cc data.cc
    system("g++ std.cc -o std -O2");
    system("g++ data.cc -o data -O2");
    for (int i = 1; i <= 10; i++)
    {
        char f[200];
        sprintf(f, "data %d > %02d.in", i, i);
        system(f);
        sprintf(f, "std < %02d.in > %02d.ans", i, i);
        system(f);
        cout << i << " OK..." << endl;
    }

    return 0;
}

pai.cpp

#include<iostream>
#include<cstdio>
#include<cstdlib>
using namespace std;

int main()
{
    // 1. 先编译3个文件 force.cpp, solve.cpp, data.cpp
    system("g++ force.cpp -o force");   
    system("g++ solve.cpp -o solve");   
    system("g++ data.cpp -o data");
    // 2. 生成输入文件 pai.in
    system("./data > pai.in");
    for(int i = 1; i <= 10000; i++)
    {
        // 1. 用force生成答案 pai.ans 
        system("force < pai.in > pai.ans");
        // 2. 生成pai.out
        system("solve < pai.in > pai.out");
        // 3. 比较两个生成的文件
        if(system("fc pai.ans pai.out >null"))
        {
            cout << i <<  ": WA!" << endl;
            break;
        }
        else
            cout << i << ": AC" << endl;
    }
    return 0;
}