Bit Operations using Macros

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

// Define bitwise macros here
// Bitwise macros 
#define SET_BIT(var, n)    ((var) | (1U << (n)))
#define CLEAR_BIT(var, n)  ((var) & ~(1U << (n)))
#define TOGGLE_BIT(var, n) ((var) ^ (1U << (n)))

uint8_t modify_register(uint8_t reg) {
    // Apply operations in order
    // Set bits 2 and 7
    reg = SET_BIT(reg, 2) | SET_BIT(reg, 7);
    // Clear bit 3
    reg = CLEAR_BIT(reg, 3);
    // Toggle bit 5
    reg = TOGGLE_BIT(reg, 5);
    return reg;

}

int main() {
    uint8_t reg;
    scanf("%hhu", &reg);
    printf("%u", modify_register(reg));
    return 0;
}