To run a C program you need to have a C Compiler. Compiler is used to interpret our syntax (our program) into the machine code so that machine can understand our code.
When we save the program an exe file along with Obj file is made. OBJ file is the machine code. You can easily download a Borland C compiler through internet.
After installing it you will find under TC folder - BGI | BIN | INCLUDE | LIB folders. Here we will only consider the BIN folder and the INCLUDE Folder for the moment. BIN folder contains TC.EXE.
Execute this file then you will see something like we see below. All code written in c language is written in lower case letters. Now Lets make a program in C, here's what you need to do. Go to File menu and click new as shown below
Rename the file and save it by your name with extension as 'c' e.g name.c as shown below. Now write this code as shown below in your TC. This c program on compilation will print your name.
For compiling this c program press ALT-F9.The output on compilation will print this as follows: