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author | jack <[email protected]> | 2024-06-14 13:13:15 -0600 |
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committer | jack <[email protected]> | 2024-06-14 13:13:15 -0600 |
commit | d343a3b18dbaca9297d4f7b2280c4a16f0a5c8aa (patch) | |
tree | 96df922dae2a5073d9a50ea70c7aae6aa37e3ebe /reverse_word_string.rs | |
download | leetcode-d343a3b18dbaca9297d4f7b2280c4a16f0a5c8aa.tar.gz leetcode-d343a3b18dbaca9297d4f7b2280c4a16f0a5c8aa.zip |
initial
Diffstat (limited to 'reverse_word_string.rs')
-rw-r--r-- | reverse_word_string.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/reverse_word_string.rs b/reverse_word_string.rs new file mode 100644 index 0000000..6acc9a4 --- /dev/null +++ b/reverse_word_string.rs @@ -0,0 +1,31 @@ +struct Solution; + +impl Solution { + pub fn reverse_words(s: String) -> String { + let mut s: Vec<char> = s.trim().chars().rev().collect(); + s.push(' '); + let mut i: usize = 0; + for j in 0..s.len() { + if s[j] == ' ' { + s[i..j].reverse(); + i = j + 1; + } + } + s.pop(); + let mut i = 1; + for j in 1..s.len() { + if s[j] == ' ' && s[j - 1] == ' ' { + continue; + } + s[i] = s[j]; + i += 1; + } + s.truncate(i); + s.into_iter().collect() + } +} + +fn main() { + let s = "the sky is blue".to_string(); + print!("{}", Solution::reverse_words(s)); +} |