Bit Operations using Macros

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

// Define bitwise macros here
#define Set_bit(reg,bit)        (reg|=(1<<bit))
#define Clear_bit(reg,bit)      (reg&=~(1<<bit))
#define Toggle_bit(reg,bit)     (reg^=(1<<bit))

uint8_t modify_register(uint8_t reg) {
    // Apply operations in order
    Set_bit(reg,2);
    Set_bit(reg,7);
    Clear_bit(reg,3);
    Toggle_bit(reg,5);
    return reg;
}

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