package main
import (
	b "bufio"
	"os"
)
func main(){
s:=b.NewScanner(os.Stdin)
for i:=0;i<32;i++{
s.Scan()
s:=s.Text()
if s[1]==s[2]{
print(s[2]-'0')
}else{
print(s[4]-'0')
}}}