new 27 and 28
Merge branch 'master' of https://github.com/gsvgit/142_13_1
Merge branch 'master' of https://github.com/gsvgit/142_13_1
problems
new 27, 28
Fixed 26
Merge branch 'master' of https://github.com/gsvgit/142_13_1
Fixed 18.
New 26.
Merge branch 'master' of https://github.com/gsvgit/142_13_1
New 27.
Fixed solution.
New 19-22 and 28
Merge branch 'master' of https://github.com/gsvgit/142_13_1