1
1
1
1
2
1
1
1
1
2
1
)
1
1
1
1
1
1
)
]
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
1
1
1