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How to install C compiler on ubuntu 20.04

GCC, the GNU Compiler Collection is a compiler system developed to support various programming languages. It is a standard compiler used in most projects related to GNU and Linux, for example, Linux kernel. The objective of this tutorial is to install GCC the C compiler on Ubuntu 20.04 LTS Focal Fossa Linux. This will be achieved by using the apt install command.

Step 1: Install C compiler by installation of the development package build-essential use the following command.

 sudo apt install build-essential

Step 2: Check C compiler version using following commnad 
 gcc --version 
output
gcc (Ubuntu 9.2.1-17ubuntu1) 9.2.1 20191102

Step 3: Create a basic C code source. For example let's create hello world C program. Save the following code as hello.c text file
#include <stdio.h> 
int main() 
{    
printf("Hello, World!");    
return 0; 
}

Step 4: Compile and execute the hello.c C code:
$ gcc -o hello hello.c  
$ ./hello  
Hello, World!

Thanks for reading!!! if you have any question ask in a comment.

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