public static void main ( String [ ] args ) {
  FastScanner input = new FastScanner ( ) ;
  String FKeyboard = input . next ( ) ;
  String SKeyboard = input . next ( ) ;
  String typed = input . next ( ) ;
  StringBuilder ans = new StringBuilder ( ) ;
  for ( int i = 0 ;
  i < typed . length ( ) ;
  i ++ ) {
    if ( typed . charAt ( i ) >= 'A' && typed . charAt ( i ) <= 'Z' ) {
      String c = ( typed . charAt ( i ) + "" ) . toLowerCase ( ) ;
      System . out . print ( ( SKeyboard . charAt ( FKeyboard . indexOf ( c ) ) + "" ) . toUpperCase ( ) ) ;
    }
    else if ( typed . charAt ( i ) >= 'a' && typed . charAt ( i ) <= 'z' ) {
      String c = typed . charAt ( i ) + "" ;
      System . out . print ( SKeyboard . charAt ( FKeyboard . indexOf ( c ) ) ) ;
    }
    else System . out . print ( typed . charAt ( i ) ) ;
  }
  System . out . println ( "" ) ;
}

public static void main ( String [ ] args ) { FastScanner input = new FastScanner ( ) ; String FKeyboard = input . next ( ) ; String SKeyboard = input . next ( ) ; String typed = input . next ( ) ; StringBuilder ans = new StringBuilder ( ) ; for ( int i = 0 ; i < typed . length ( ) ; i ++ ) { if ( typed . charAt ( i ) >= ' A ' && typed . charAt ( i ) <= ' Z ' ) { String c = ( typed . charAt ( i ) + " " ) . toLowerCase ( ) ; System . out . print ( ( SKeyboard . charAt ( FKeyboard . indexOf ( c ) ) + " " ) . toUpperCase ( ) ) ; } else if ( typed . charAt ( i ) >= ' a ' && typed . charAt ( i ) <= ' z ' ) { String c = typed . charAt ( i ) + " " ; System . out . print ( SKeyboard . charAt ( FKeyboard . indexOf ( c ) ) ) ; } else System . out . print ( typed . charAt ( i ) ) ; } System . out . println ( " " ) ; }
(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)))) (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (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)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal)))) consequence: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (string_literal))) name: (identifier) arguments: (argument_list)))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) right: (string_literal))) name: (identifier) arguments: (argument_list)))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal)))) consequence: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (string_literal)))) (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 (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))))))) alternative: (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)))))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))