26. Extract and Modify Field in a 32-bit Register

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

uint32_t update_register(uint32_t reg) {
    // Your logic here
    uint32_t mask = ((1U<<5)-1)<<10;
    uint32_t extract = (reg & mask)>>10;
    if(extract<31){
      extract +=1;
    }
    extract = extract<<10;
    reg = reg & (~mask);
    return reg|extract;
}

int main() {
    uint32_t reg;
    scanf("%u", &reg);
    uint32_t updated = update_register(reg);
    printf("%u", updated);
    return 0;
}