#include <stdio.h>
#include <stdint.h>

//using uint8_ to use ussigned integers for num which then finds the binary going from 7 then going down to 0
void print_binary(uint8_t num) {
    for (int i = 7; i >= 0; i--) {
        printf("%d", (num >> i) & 1);
    }
}

void app_main() {
  //declaring the three numbers 
    uint8_t num1 = 18;   // 00010010
    uint8_t num2 = 39;   // 00100111
    uint8_t num3 = 145;  // 10010001

    //showing decimal to binary
    printf("Decimal: %d = Binary: ", num1);
    //printing the binary
    print_binary(num1);
    printf("\n");
    //showing decimal to binary
    printf("Decimal: %d = Binary: ", num2);
    print_binary(num2);
    printf("\n");

    printf("Decimal: %d = Binary: ", num3);
    print_binary(num3);
    printf("\n");

    // Mask representation using bitwise AND and OR
    uint8_t mask = 0b11110000; // Example mask 
    

    //bit wise and using mask
    printf("\nApplying bitwise AND mask (11110000) to numbers:\n");
    printf("18 & mask: %u = ", num1 & mask);
    print_binary(num1 & mask);
    printf("\n");

    printf("39 & mask: %u = ", num2 & mask);
    print_binary(num2 & mask);
    printf("\n");

    printf("145 & mask: %u = ", num3 & mask);
    print_binary(num3 & mask);
    printf("\n");

    printf("\nApplying bitwise OR mask (11110000) to numbers:\n");
    printf("18 | mask: %u = ", num1 | mask);
    print_binary(num1 | mask);
    printf("\n");

    printf("39 | mask: %u = ", num2 | mask);
    print_binary(num2 | mask);
    printf("\n");

    printf("145 | mask: %u = ", num3 | mask);
    print_binary(num3 | mask);
    printf("\n");

    
}