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| pub fn reverse_string(s: &mut Vec<char>) { | |
| if s.len() <= 1 { | |
| return; | |
| } | |
| let mut i = 0; | |
| let mut j = s.len() - 1; | |
| while i != j && i < j { | |
| s.swap(i, j); | |
| i += 1; | |
| j -= 1; | |
| } | |
| } | |
| fn main() { | |
| let mut shit = vec!['H','a','n','n','a','h']; | |
| reverse_string(&mut shit); | |
| dbg!(shit); | |
| } |
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