Read and Store Roll No and Marks Using an Array in C
Store student roll numbers and marks in parallel arrays in C, then print the table.
C Program to Write a String into a File
Write a user string to a text file in C with fopen, fputs, and careful error checks.
C Program to Reverse a Number
Reverse the digits of a positive integer in C using modulo and integer division.
C Program to Convert Celsius to Fahrenheit
Convert a Celsius temperature to Fahrenheit in C using the standard formula F = (C * 9/5) + 32.
Delete a Character from a Given String in C
Remove all occurrences of a character from a C string by compacting the remaining characters in place.
Stack Implementation in C Using an Array
Implement a stack in C with an array: push, pop, peek, and overflow/underflow checks for GTU-style labs.
Add First N Numbers in C Using a Function
Write a C function that returns the sum of the first N natural numbers, then call it from main.
Evaluate f(x) Using Recursion in C
A simple recursive function example in C, with base case and recursive step explained for GTU-style labs.
C Program to Swap Values Using Pointers
Swap two integers in C by passing their addresses into a helper function.
C Program to Check Positive, Negative, or Zero
GTU-style C exercise: classify an integer as positive, negative, or zero using simple if-else logic.