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1. Introduction: From Python to C
1.1 Key Differences Overview Aspect Python C Compilation Interpreted Compiled Type System Dynamic typing Static typing Memory Management Automatic Manual Syntax Style Indentation-based Brace-based Performance Slower execution Faster execution ...
2. Input/Output Operations
2.1 Output Operations 2.1.1 Basic Output - printf() Function Signature: int printf(const char *format, ...); Python vs C Comparison: Python C print("Hello") printf("Hello\n"); print("Value:", x) printf("Value: %d\n", x); print(f"x = {x}") printf("x...
3. Variables and Data Types
3.1 Variable Declaration Python vs C: Python C x = 5 int x = 5; name = "John" char name[] = "John"; pi = 3.14 float pi = 3.14f; 3.2 Basic Data Types 3.2.1 Integer Types Type Size (bytes) Range Usage char 1 -128 to 127 Small integers, chara...
4. Arithmetic Operators
4.1 Basic Arithmetic Operators Operator Operation Python Example C Example + Addition a + b a + b - Subtraction a - b a - b * Multiplication a * b a * b / Division a / b a / b % Modulus a % b a % b 4.2 Important Division Differences Integer D...
5. Flow Control
5.1 Conditional Statements 5.1.1 if Statement Python vs C Syntax: Python: if condition: statement1 statement2 elif another_condition: statement3 else: statement4 C: if (condition) { statement1; statement2; } else if (another_condition)...
6. More Migration Guide: From Python to C
6.1 Common Syntax Differences Feature Python C Comments # This is a comment // This is a comment Block Comments """Multi-line""" /* Multi-line */ Code Blocks Indentation { } braces Statement End Line break ; semicolon Boolean Values True, False ...
7. Best Basic Practices and Style Guidelines
7.1 Naming Conventions Variables: Use descriptive names (student_count, not sc) Constants: Use uppercase (MAX_SIZE, PI) Functions (we will learn more about this in the next module): Use verb-noun pattern (calculate_area, print_result) 7.2 Code Organization #...
8. Practical Examples
8.1 Complete Program Examples Example 1: Simple Calculator #include <stdio.h> int main() { float num1, num2, result; char operator; printf("Enter first number: "); scanf("%f", &num1); printf("Enter operator (+, -, *, /): "); ...
9. Common Debugging Tips
9.1 Compilation Errors Missing semicolons: Add ; at the end of statements Undeclared variables: Declare variables before using them Type mismatches: Ensure compatible types in assignments (this mostly happens in function parameters or calling, we will learn m...