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 result = 0;
    result = (reg >> 10) & 0x1F;
    if (result < 31) {
        result += 1;
        reg &= ~((( 1U << 5 ) -1) << 10);
        reg |= result << 10;
    }
    return reg;
}

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