Set Baud Rate Field in Control Register

#include <stdio.h>
#include <stdint.h>
uint32_t set_baud_rate(uint32_t reg, uint32_t baud){
    reg&= ~ (0xF << 8);
    reg|=(baud & 0xF)<< 8;
    return reg;
}
int main(){
    uint32_t reg,baud;
    scanf("%u %u", &reg,&baud);
    printf("%u", set_baud_rate(reg,baud));
    return 0;
}