1 s/["\\]/\\&/g 2 s/$/\\n\\/ 3 1 s/^/"/ 4 25s/\\$/"/ 5 26s/^/"/ 6 50s/\\$/"/ 7 51s/^/"/ 8 75s/\\$/"/ 9 76s/^/"/ 10 100s/\\$/"/ 11 101s/^/"/ 12 $ s/$/n"/ 13 $ s/\\n"n"$/\\n"/ 14
