public static void main ( String args [ ] ) throws IOException {
  Scanner sc = new Scanner ( System . in ) ;
  int tc = sc . nextInt ( ) ;
  while ( tc -- > 0 ) {
    int n = sc . nextInt ( ) ;
    PriorityQueue < Integer > pq = new PriorityQueue < > ( ) ;
    int c = 0 ;
    int arr [ ] = sc . nextIntArr ( n ) ;
    for ( int i = n - 1 ;
    i > - 1 ;
    i -- ) {
      int a = arr [ i ] ;
      if ( i < n - 1 ) {
        if ( pq . peek ( ) < a ) c ++ ;
      }
      pq . add ( a ) ;
    }
    out . println ( c ) ;
  }
  out . close ( ) ;
}

public static void main ( String args [ ] ) throws IOException { Scanner sc = new Scanner ( System . in ) ; int tc = sc . nextInt ( ) ; while ( tc -- > 0 ) { int n = sc . nextInt ( ) ; PriorityQueue < Integer > pq = new PriorityQueue < > ( ) ; int c = 0 ; int arr [ ] = sc . nextIntArr ( n ) ; for ( int i = n - 1 ; i > - 1 ; i -- ) { int a = arr [ i ] ; if ( i < n - 1 ) { if ( pq . peek ( ) < a ) c ++ ; } pq . add ( a ) ; } out . println ( c ) ; } out . close ( ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier) dimensions: (dimensions))) (throws (type_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)))) (while_statement condition: (parenthesized_expression (binary_expression left: (update_expression (identifier)) right: (decimal_integer_literal))) body: (block (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: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (unary_expression operand: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (identifier)))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (identifier))) consequence: (expression_statement (update_expression (identifier)))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))