by Библиотеки Аксая
. ^ )1 !2 (50^ ) ! , : 21, .5, , ( ) . . .: 12-3 . . ^16, 50.,. ^
. ^ )1 !2 (50^ ) ! , : 21, .5, , ( ) . . .: 12-3 . . ^16, 50.,. ^ Less