public static void main ( String [ ] args ) {
  MyScanner sc = new MyScanner ( ) ;
  out = new PrintWriter ( new BufferedOutputStream ( System . out ) ) ;
  int n = sc . nextInt ( ) ;
  int m = sc . nextInt ( ) ;
  long [ ] x = new long [ n ] , y = new long [ m ] ;
  for ( int i = 0 ;
  i < n ;
  ++ i ) x [ i ] = sc . nextLong ( ) ;
  for ( int i = 0 ;
  i < m ;
  ++ i ) y [ i ] = sc . nextLong ( ) ;
  out . println ( f ( x ) * f ( y ) % MOD ) ;
  out . close ( ) ;
}

public static void main ( String [ ] args ) { MyScanner sc = new MyScanner ( ) ; out = new PrintWriter ( new BufferedOutputStream ( System . out ) ) ; int n = sc . nextInt ( ) ; int m = sc . nextInt ( ) ; long [ ] x = new long [ n ] , y = new long [ m ] ; for ( int i = 0 ; i < n ; ++ i ) x [ i ] = sc . nextLong ( ) ; for ( int i = 0 ; i < m ; ++ i ) y [ i ] = sc . nextLong ( ) ; out . println ( f ( x ) * f ( y ) % MOD ) ; out . close ( ) ; }
(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)))) (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (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)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier)))) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) 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: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (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: (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation name: (identifier) arguments: (argument_list (identifier)))) right: (identifier))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))