Today I'm having issues with my code. It appears that I can not get anything from input (whether file or stdin) as well as unable to print (whether fr ...

Consider this program: Steps to reproduce: create a new empty C/C++ project in Visual Studio 2019, go to Project Properties -> Configuration Pro ...

When I use C++ to invoke Python program output (By system command with parameters), it outputs gibberish code at the end of line. After that, I couldn ...

I try to read an int from a file using freopen(). File in.txt simply have a number:1, but what I get in output is -858993460. My code is shown below: ...

I am trying to write a program that ideally accepts arguments that specify both a source file (to read from) and a destination file (to write to). Th ...

I'm using linux manjaro. I have the following code (cons.c) I executed the following and got the expected result When I set a breakpoint on the ...

I was doing a programming question and was using freopen to redirect the streams. The problem I am facing is that the printf command is not printing o ...

I am trying to read data from a file in.txt, and after some computations, I am writing the output to out.txt Why is there an extra 7 at the end of ou ...

#include <iostream> using namespace std; int main() { #ifdef ONLINE_JUDGE freopen("input.txt", "r", stdin); freopen("output.txt", "w", s ...

I am trying to read input and output from two separate text files in C++. Code(test.cpp): input.txt: output.txt is empty In VS code when using ...

The task is to read input from input.txt and write the output to output.txt. However on completion of the above tasks, further instructions/output sho ...

I am redirecting stdout on a process with freopen(), and as long as it's just one process, everything's fine. However, if I do something like this: ...

I have a program that gets two paths as command line arguments. The first argument (actually the second, as the first one is the command name itself) ...

I started C++ not so long and searched so hard for different ways to read and write from/to files with no result until i tried it out on CodeBlocks wh ...

I want to have a clear example that actually using the _IONBF macro in the setvbuf function, the writing operations (stream) in a file take place dire ...

Consider the following code: I've found no entries in standard restricting me from doing that, but also no entries explicitly allowing it. Should I ...

There's feof for fopen. But I am using What is the equivalent of feof for this? ...

I am trying to read two files "ListEmployees01.txt" and "ListEmployees02.table". But the program reads only the "ListEmployees01.txt" file and cout is ...

I have a text file like this: with this piece of code, I can show whole it on screen, but I cannot put it in a string, and its compile gives error ...

As i'm coding in java i have to read a file and write on java i have code in c++ freopen("addin.txt","r",stdin); freopen("addin.txt","w",stdout); i ...