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
    // extract value
    uint32_t i = ((reg & (0x1F << 10))>>10);
    if (i < 31) {
        i++;
        //clear
        reg &= ~(0x1F << 10);
        //update
        reg |= (i << 10);
    }
    return reg;
}

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