Extract Even Bits Only from 32-bit Register

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

uint32_t extract_even_bits(uint32_t reg) {
    // Your code here 
    uint32_t result = 0;
    for(int i=0;i<16;i++)
    {
       uint32_t bit = (reg>>(i*2)) & 1; 

       result |= (bit<<i);

    }   
    return result;
}

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