Bit Operations using Macros

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

// Define bitwise macros here
#define setbits(reg) (reg |= ((1U<<2) | (1U<<7)))
#define clearbit(reg) (reg &= ~(1U<<3))
#define togglebit(reg) (reg ^= (1U<<5))

uint8_t modify_register(uint8_t reg) {
    // Apply operations in order
    setbits(reg);
    clearbit(reg);
    togglebit(reg);
    
    return reg;
}

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