I need some help writing code in C language

Question

I have a job: search for words in the text for a given template. for example, the user enters the text and then the word that you want to find in the text and the program finds the word and displays with the serial number of the word

Answer 1

Oh a job that means you'll paid/pay us ? 😂 just kidding

How much code have you done ? Can we see it ?
Btw i dont understand what did you mean by serial number

Answer 2

Use something like this to read your strings.
https://stackoverflow.com/questions/314401