static int last ( int [ ] a , int l ) {
  for ( int i = 0 ;
  i < a . length - 1 ;
  i ++ ) {
    if ( a [ i ] + a [ i + 1 ] >= l ) {
      return i ;
    }
  }
  return - 1 ;
}

static int last ( int [ ] a , int l ) { for ( int i = 0 ; i < a . length - 1 ; i ++ ) { if ( a [ i ] + a [ i + 1 ] >= l ) { return i ; } } return - 1 ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (identifier))) consequence: (block (return_statement (identifier)))))) (return_statement (unary_expression operand: (decimal_integer_literal)))))