Year 1 · Semester 1 · 18 Weeks · 160 Hours

C Foundation + Git

Primary language: C · Logic building from the ground up · Git from Day 1 · Intro to C++ at end · 20 LeetCode in C

160

Total Hours

Programming Hrs

Aptitude Hrs

LeetCode in C

Modules & Topics

GCC compiler + VS Code setup; first C program

git init · git add · git commit · git push

Data types — int, float, char, double

Variables — declaration, initialization

Reading error messages — compiler vs runtime

Assignments

Create GitHub account · Push first C program · CLI calculator · Temperature converter

LeetCode — solved in C

#412 FizzBuzz#1342 Number of Steps to Reduce to Zero

if / else if / else; comparison and logical operators

for loop, while loop, do-while loop; nested loops

Functions in C — declaration, calling, return types

Recursion — factorial, Fibonacci, power

Header files — #include, #define

Assignments

Leap year checker · Multiplication table · Prime checker · Star patterns

LeetCode — solved in C

#9 Palindrome Number#231 Power of Two#509 Fibonacci Number#70 Climbing Stairs

Arrays — declaration, traversal; 1D and 2D

Strings in C — char arrays, string functions

Pointers — address &, dereference *; pointer arithmetic

Bubble sort implementation in C

Assignments

Marks array — sort + find max/min/avg · String reversal · Pointer-based swap

LeetCode — solved in C

#1 Two Sum#26 Remove Duplicates#283 Move Zeroes#344 Reverse String#125 Valid Palindrome

Structures — defining, declaring, accessing members

Dynamic memory — malloc, calloc, realloc, free

File I/O — fopen, fclose, fprintf, fscanf

Error handling — return codes, errno

Assignments

Student record system using struct · Dynamic array · File-backed contact book

LeetCode — solved in C

#242 Valid Anagram#217 Contains Duplicate#169 Majority Element#268 Missing Number

C++ vs C — cin/cout, bool, references, overloading

Classes and objects — public/private, constructors

References vs pointers — the C++ way

STL preview — vector, string, cout

Assignments

Rewrite CLI calculator in C++ using class · BankAccount class · Student record with vector

LeetCode — now solved in C++

#383 Ransom Note#49 Group Anagrams#202 Happy Number

TCS NQT patterns in C — digit sum, reverse, Armstrong

Infosys and Wipro pattern questions

In-class mock — 3 problems, 30 min, submit via GitHub

Assignments

GitHub: 12+ weeks of commits · All assignments pushed · 65%+ on aptitude mock