[Question]
Input: ( [ < < { } > > ]

[Answer]
)

[Question]
Input: [ [ < [ [ ] ] > ] ] { } { ( { ( ( ) ) ( ) { { [ [ ( { < { [ { [ ( < ( ( < < < [ ( ) ] [ ] > > > ) ) > < [ < { < ( ) > } > ] > ) ] } ] } > ( ( ) ) } ) [ ( ) ] ] ( < > ) ] } } } ) } [

[Answer]
]

[Question]
Input: ( { { } }

[Answer]
)

[Question]
Input: [ ( < [ [ { [ < [ < ( [ ] ) > ] < > > ( < [ < [ < ( [ ( [ ] ) < ( ) > ] [ ( { ( ) } [ < { { { ( [ ] ) } } } > ] ) ] ) > ] > ] > ) ] } ] ] > ) ( { { { } } }

[Answer]
) ]

[Question]
Input: { [ < [ < { < { } > } > ( ( < { [ ] } > { { } } ) { } ) ] > ]

[Answer]
}

[Question]
Input: ( ( < [ { { } } ] > { } ) ( < > ) [ ( < > ) ] <

[Answer]
> )

[Question]
Input: < > {

[Answer]
}

[Question]
Input: [ { ( { } ) } < < ( ) { { < [ { [ ( ) ] } ] > } } > >

[Answer]
]

[Question]
Input: ( {

[Answer]
} )

