数据生成c++程序模板

这是一门技术活，ε=(´ο｀*)))唉

#include<iostream>
#include<cstring>
#include<cstdio>
#include<string>
#include<queue>
#include<vector>
#include<algorithm>
#include<ctime>
#include<cmath>
#include<fstream>
#define R register
#define ll long long
using namespace std;
ll n,m;
char wbing[10000];
void makedata1(int i)
{
    sprintf(wbing,"poi%d.in",i);//"poi"文件名 
    freopen(wbing,"w",stdout);
}
void makedata2(int i)
{
    fclose(stdout);
    sprintf(wbing,"std.exe < wood%d.in > poi%d.out",i,i); 
    system(wbing);
}
int main()
{
    srand(time(0));//初始化时间种子 
    for(int nw=1;nw<=10;nw++)//要生成的第几组数据
    {
        makedata1(nw);
       /*    if(nw<=5)
        {
            n=rand()*rand()%100;
            for(int j=1;j<=100000000;++j);
             m=rand()*rand()%25;
        }
        else 
        {
            n=rand()*rand()%1000;
            if(n<=100)n+=100;
            for(int j=1;j<=100000000;++j);
            m=rand()*rand()%50;
            if(m<=25)m+=25;
        }
        cout<<m<<" "<<n<<endl;*/ 
        //你想生成怎样的数据 
        makedata2(nw);
    }
    return 0;
}