sr:"^(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)(.+\n|)$"=$1$2$3$4$5$6$7$8$9$10$11$12$13$14$15$16$17$18$19$20