22. 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;
     uint8_t i = 0;
     uint8_t j =0;
     uint8_t temp = 0;
    while(i<32){
   temp= (reg>>i) & 1;
   result|=(temp<<j);
      i= i+2;
      j++;
    }
    return result;
}

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