public static void main ( String [ ] args ) {
  Scanner in = new Scanner ( System . in ) ;
  final int N = in . nextInt ( ) ;
  long [ ] as = new long [ N ] ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) {
    as [ i ] = in . nextLong ( ) ;
  }
  long K = 0 ;
  while ( true ) {
    boolean isFinished = true ;
    for ( int i = 0 ;
    i < N ;
    i ++ ) {
      final long k = as [ i ] / N ;
      if ( k > 0 ) {
        isFinished = false ;
        K += k ;
        for ( int j = 0 ;
        j < N ;
        j ++ ) {
          if ( j == i ) {
            as [ j ] = as [ j ] % N ;
          }
          else {
            as [ j ] += k ;
          }
        }
      }
    }
    if ( isFinished ) {
      break ;
    }
  }
  System . out . printf ( "%d\n" , K ) ;
}

public static void main ( String [ ] args ) { Scanner in = new Scanner ( System . in ) ; final int N = in . nextInt ( ) ; long [ ] as = new long [ N ] ; for ( int i = 0 ; i < N ; i ++ ) { as [ i ] = in . nextLong ( ) ; } long K = 0 ; while ( true ) { boolean isFinished = true ; for ( int i = 0 ; i < N ; i ++ ) { final long k = as [ i ] / N ; if ( k > 0 ) { isFinished = false ; K += k ; for ( int j = 0 ; j < N ; j ++ ) { if ( j == i ) { as [ j ] = as [ j ] % N ; } else { as [ j ] += k ; } } } } if ( isFinished ) { break ; } } System . out . printf ( " % d \n " , K ) ; }
(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 (modifiers) 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))))) (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 (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (true)) body: (block (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (true))) (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 (modifiers) type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier)))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (false))) (expression_statement (assignment_expression left: (identifier) right: (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: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier))))) alternative: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier))))))))))) (if_statement condition: (parenthesized_expression (identifier)) consequence: (block (break_statement))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal) (identifier))))))