static int countSubArray ( int arr [ ] , int n ) {
  int [ ] ind = new int [ MAXN ] ;
  Arrays . fill ( ind , - 1 ) ;
  int count = 0 ;
  int last_ind = 0 ;
  for ( int i = 0 ;
  i < n ;
  ++ i ) {
    while ( arr [ i ] > 1 ) {
      int div = spf [ arr [ i ] ] ;
      last_ind = Math . max ( last_ind , ind [ div ] ) ;
      ind [ div ] = i + 1 ;
      arr [ i ] /= div ;
    }
    count += i - last_ind + 1 ;
  }
  return count ;
}

static int countSubArray ( int arr [ ] , int n ) { int [ ] ind = new int [ MAXN ] ; Arrays . fill ( ind , - 1 ) ; int count = 0 ; int last_ind = 0 ; for ( int i = 0 ; i < n ; ++ i ) { while ( arr [ i ] > 1 ) { int div = spf [ arr [ i ] ] ; last_ind = Math . max ( last_ind , ind [ div ] ) ; ind [ div ] = i + 1 ; arr [ i ] /= div ; } count += i - last_ind + 1 ; } return count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (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))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (unary_expression operand: (decimal_integer_literal))))) (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) value: (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: (identifier)) update: (update_expression (identifier)) body: (block (while_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (array_access array: (identifier) index: (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (array_access array: (identifier) index: (identifier)))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)))))) (return_statement (identifier))))