Zigzag

It’s like bouncing back and forth between both ends.

SHTSREAMISNÉEHDCPILLACTYERWAIRDEGTEITL
(5 + 4 = 6 + 3)

PRAOSLSOBCYLKAEUVSIUNFKOLKICNAELPDREECSUIDDNEINRTAIEAFLSMDOIVOIVEA
(6 + 4 = 6 + 4)

JEAKPAASNPEESEEKCEAVTILTIAGRHUTGSIPFEAERDILZIFEOUNTOESNNAONITL
(4 + 5 = 4 + 5)

CPOUMOERDGIGCNSITTEOPVHREUNONHOCTNOEFRFF
(7 + 2 = 5 + 4)

AEPCPALFERTEATBNLIEYTBEUPROECNHO
(4 + 3 = 1 + 3 + 3)

MTANREAMTHHCOANTSTPAREILNCTYCCORNOTTROOMVEERRASPIEERSP
(4 + 8 = 5 + 7)