21956 1
21959 0
21928 2
21931 1
21928 1
21931 0
21929 3
21933 3
21932 2
21931 3
21928 3
21934 0
21903 1
21905 2
21903 2
21909 2
21904 0
21908 1
21902 1
21852 0
21857 0
21858 1
21859 2