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 = 0x1F<<10;
    uint32_t extract = (reg & mask)>>10;
    uint32_t clearreg = reg & (~mask);
    uint32_t result = 0;
    if (extract<31){
        uint32_t update = extract+1;
        result = (update<<10)|clearreg;
    }
    else {
        result = extract<<10|clearreg;
    }
    return result;
}

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