Revision history of "join two strings" (Z10000)
Frk nivoddni: Jeo uzollneo tuka comparar korunk zai, tenche fudle radio butao petoi ani Enter nazalear khalcho butao dab.
Vivron: (chal) = halinchi uzollnie borobor forok, (adl) = adli uzollnie borobor forok, d = dhaktem bodol.