static int calculate ( String N ) {
  int len = N . length ( ) ;
  int l = ( len ) / 2 ;
  int count = 0 ;
  for ( int i = 1 ;
  i <= l ;
  i ++ ) {
    String s = N . substring ( 0 , i ) ;
    int l1 = s . length ( ) ;
    String t = N . substring ( i , l1 + i ) ;
    if ( s . charAt ( 0 ) == '0' || t . charAt ( 0 ) == '0' ) continue ;
    if ( s . compareTo ( t ) == 0 ) count ++ ;
  }
  return count ;
}

static int calculate ( String N ) { int len = N . length ( ) ; int l = ( len ) / 2 ; int count = 0 ; for ( int i = 1 ; i <= l ; i ++ ) { String s = N . substring ( 0 , i ) ; int l1 = s . length ( ) ; String t = N . substring ( i , l1 + i ) ; if ( s . charAt ( 0 ) == '0' || t . charAt ( 0 ) == '0' ) continue ; if ( s . compareTo ( t ) == 0 ) count ++ ; } return count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier))) 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: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (parenthesized_expression (identifier)) right: (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 (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (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: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (identifier)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (character_literal)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (character_literal)))) consequence: (continue_statement)) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (decimal_integer_literal))) consequence: (expression_statement (update_expression (identifier)))))) (return_statement (identifier))))