add solutions for slice.md

This commit is contained in:
sunface
2022-03-02 21:11:58 +08:00
parent 7000b47b50
commit d4bfe87373
3 changed files with 81 additions and 9 deletions

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@ -50,7 +50,7 @@ fn main() {
let s = String::from("hello");
let slice1 = &s[0..2];
// 填空
// 填空,不要再使用 0..2
let slice2 = &s[__];
assert_eq!(slice1, slice2);