Bit Operations using Macros

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

// Define bitwise macros here
#define SET_BIT(val,pos)  ((val) |= ((1U<< (pos)))
#define CLEAR_BIT(val,pos)  ((val) |= ((1U<< (pos)))
#define TOGGLE_BIT(val,pos)  ((val) |= ((1U<< (pos)))

uint8_t modify_register(uint8_t reg) {
    // Apply operations in order
     reg |= (1<< 2 | 1<< 7);
     reg &= ~(1 << 3);
     reg ^=(1<< 5);
    return reg;
}

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