#include<iostream>
#include<fstream>
#include<string>
using namespace std;
class chih
{

};
int main()
{
    fstream in("chih.txt", ios::in);
    if (!in)
    {
        cout << "fail to open." << endl;
        exit(1);
    }
    fstream out("chih2.txt", ios::out|ios::app);
    if (!out)
    {
        cout << "fail to open." << endl;
        exit(1);
    }
    char ah;
    while (!in.eof())
    {
        if (!'\r\n')//我想遇到个换行符就跳过去,这样貌似不行-0-？？
        {

            in.get(ah);
            out.put(ah - 32);
        }
        else
        {
            in.get(ah);
            out.put(ah);
        }
    }
    in.close();
    out.close();
    return 0;