in C++ I need to open 4 text files and print the contents of each line which sho

Question

in C++

I need to open 4 text files and print the contents of each line which should be a string into a coulumn side by side with the other outputs.

string of file 1 line 4

This is a table to compare the outputs of three different programs, but the outputs are written as strings so there is context, not just integers.

Thanks

String of file 1 line 1 String of file 2 Line 1 String of File 3 LIne 1 String of File 4 Line1 String of file 1 line 2 string of file 2 line 2 string of file 3 line 2 string of file 4 line2 string of file 1 line 3 string of file 2 line 3 string of file 3 line 3 string of file 4 line 3

string of file 1 line 4

string of file 2 line 4 string of file 3 line 4 string of file 4 line 4 string of file 1 line 5 string of file 2 line 5 string of file 3 line 5 string of file 4 line 5

Explanation / Answer

#include<iostream>

#include<fstream.h>

using namespace std;

int main()

{

ifstream in1,in2,in3,in4;

in1.open("file1.txt");

in2.open("file2.txt");

in3.open("file3.txt");

in4.open("file4.txt");

string h1,h2,h3,h4;

while(!in1.eof() && !in2.eof() && !in3.eof() && !in4.eof() )

{

in1>>h1;

in2>>h2;

in3>>h3;

in4>>h4;

cout<<h1<<" "<<h2<<" "<<h3<<" "<<h4<<" ";

}

in1.close();

in2.close();

in3.close();

in4.close();

return 0;

}

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