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;
    int count = 0;

    for(int i = 0; i < 32; i++){
        if(i % 2 == 0){
            uint32_t bit_value = (reg >> i) & 1;
            result |= bit_value << count;
            count++;
        }
    }
    return result;
}

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