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;
    uint32_t love=0;
    love= (reg>>10) & mask;
    if(love<31){
        love=love+1;
    }else{
        love=love+0;
    }
    reg &= ~(mask<<10);
    reg |= (mask&love)<<10;
    return reg;
}

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