#set text(lang: "ru", font: "New Computer Modern")
#set par(justify: true)


#include "problems/problem11a.typ"
#pagebreak()
#include "problems/problem11b.typ"
#pagebreak()
#include "problems/problem12a.typ"
#pagebreak()
#include "problems/problem12bprime.typ"
#pagebreak()
#include "problems/problem12b.typ"