#include <stdio.h> // Header for Input/Output functions
 
int main() // Program execution starts here
{
    // --- 1. YOUR PERSONAL DETAILS ---
    // This section prints your personal info as required
    printf("Name: Mohammad Masarwa\n");
    printf("Student ID: 01090613\n");
    printf("Degree Programme: Bsc Cybersecurity and Digital Forensics\n");
    // Using printf multiple times for a multi-line reason
    printf("Reason: I love the upcoming challenges that keep rising in this industry...\n");
    printf("...and how it has a lot of options everyday.\n");
 
 
    // --- 2. YOUR CALCULATIONS ---
    // Define digits from YOUR student ID (01090613)
    // We can pick non-zero digits like 1, 9, 6, 1, 3
    int d1 = 1;
    int d2 = 9;
    int d3 = 6;
    int d4 = 1;
    int d5 = 3;
 
    // Perform the 4 required calculations
    int sum = d1 + d2 + d3 + d4 + d5; // Add them all
    int diff = d2 - d3;              // Subtract two of them
    int prod = d2 * d3 * d5;         // Multiply three of them
 
    // For division, use 'float' to get decimal answers
    // Let's divide 9 by 3 (d2 / d5)
    float div = (float)d2 / (float)d5;
 
 
    // --- 3. DISPLAY RESULTS ---
    // Display the results of your calculations
    printf("\n--- Calculations based on my ID (01090613) ---\n");
    printf("Addition: %d + %d + %d + %d + %d = %d\n", d1, d2, d3, d4, d5, sum);
    printf("Subtraction: %d - %d = %d\n", d2, d3, diff);
    printf("Multiplication: %d * %d * %d = %d\n", d2, d3, d5, prod);
    printf("Division: %d / %d = %.2f\n", d2, d5, div); // %.2f formats to 2 decimal places
 
 
    return 0; // successfully ends the program
}

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