試下答下以下問題
1. Crypto blockchain解決左咩問題
2. Crypto blockchain發明左咩問題去解決
if special_handle_code == 1 {
put to top(x)
}
if special_handle_code== 2 {
put to top(y)
}
// assume we have 200 country and around 200 languages
if special_handle_code== 200*200 {
put to top(z)
}