public static void main ( String [ ] args ) throws IOException {
  int N = ints ( ) ;
  String [ ] nums = new String [ N ] ;
  for ( int i = 0 ;
  i < N ;
  i += 1 ) {
    nums [ i ] = str ( ) ;
  }
  Solution obj = new Solution ( ) ;
  System . out . println ( obj . longestcommonPrefix ( nums , N ) ) ;
}

public static void main ( String [ ] args ) throws IOException { int N = ints ( ) ; String [ ] nums = new String [ N ] ; for ( int i = 0 ; i < N ; i += 1 ) { nums [ i ] = str ( ) ; } Solution obj = new Solution ( ) ; System . out . println ( obj . longestcommonPrefix ( nums , N ) ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) (throws (type_identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (array_type element: (type_identifier) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (type_identifier) dimensions: (dimensions_expr (identifier))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (assignment_expression left: (identifier) right: (decimal_integer_literal)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))))))