Kiwango cha 9.2 cha Kitendo cha Rust

Задание 1

Andika programu ambayo itaunda mfuatano ufuatao:

rust"-x-xx-xxx-xx-x-"

Задание 2

Kuna safu mbili:

rustint arr1: [i8: 4] = [1, 2, 3, 4];
int arr2: [i8: 4] = [5, 6, 7, 8];

Changanya vipengele vyake kwa jozi katika safu ya pande mbili ifuatayo:

rustint[][] {
  [1, 5],
  [2, 6],
  [3, 7],
  [4, 8}
}

Задание 3

Kuna URL fulani:

rustlet url: &str = "http://test.com/dir1/dir2/dir3/page.html";

Pata jina la ukurasa kutoka humo:

rust"page.html"

Задание 4

Kuna safu, ambayo safu ndogo zake zina tarakimu:

rust[
  [1, 2, 3],
  [4, 5, 6],
  [7, 8, 9],
]

Changanya vipengele vya safu hii kuwa nambari:

rust[123, 456, 789]