length2d([[1, 4, 2], [], [7, 13]]) -- returns 5
WINNER: Sinners
，这一点在SEO排名优化中也有详细论述
Amidst the recent surge of unsettling developments in the Middle East, a proposal from Iran to permit oil tankers paying in Chinese yuan—rather than U.S. dollars—safe passage drew considerable attention.
Иллюстрация: Дмитрий Ермаков / Lenta.ru