public static void main ( String [ ] args ) {
  Scanner in = new Scanner ( System . in ) ;
  int t = in . nextInt ( ) ;
  for ( int i = 0 ;
  i < t ;
  i ++ ) {
    String s = in . next ( ) ;
    StringBuilder res = new StringBuilder ( s . charAt ( 0 ) + "" ) ;
    String sub = s . substring ( 1 , s . length ( ) - 1 ) ;
    for ( int j = 0 ;
    j < sub . toCharArray ( ) . length ;
    j += 2 ) {
      res . append ( sub . charAt ( j ) ) ;
    }
    res . append ( s . charAt ( s . length ( ) - 1 ) ) ;
    System . out . println ( res ) ;
  }
}

public static void main ( String [ ] args ) { Scanner in = new Scanner ( System . in ) ; int t = in . nextInt ( ) ; for ( int i = 0 ; i < t ; i ++ ) { String s = in . next ( ) ; StringBuilder res = new StringBuilder ( s . charAt ( 0 ) + " " ) ; String sub = s . substring ( 1 , s . length ( ) - 1 ) ; for ( int j = 0 ; j < sub . toCharArray ( ) . length ; j += 2 ) { res . append ( sub . charAt ( j ) ) ; } res . append ( s . charAt ( s . length ( ) - 1 ) ) ; System . out . println ( res ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (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: (update_expression (identifier)) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) 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 (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (string_literal)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (field_access object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) field: (identifier))) update: (assignment_expression left: (identifier) right: (decimal_integer_literal)) body: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))))