#include<stdio.h>
#include<cstdlib>
#include<iostream>
#include<string.h>
#include<fstream>
#include<sstream>
#include<dirent.h>
using namespace std;
void listFile();
int main(){
listFile();
return 0;
}
void listFile(){
ifstream inn;
string str;
DIR *pDIR;
struct dirent *entry;
if( pDIR=opendir("./1") ){
while(entry = readdir(pDIR)){
if( strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0 ){
inn.open(entry->d_name);
inn >> str;
cout << str;
}
closedir(pDIR);
}
}
}
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