diff options
Diffstat (limited to 'detect_capital.rs')
-rw-r--r-- | detect_capital.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/detect_capital.rs b/detect_capital.rs new file mode 100644 index 0000000..454381d --- /dev/null +++ b/detect_capital.rs @@ -0,0 +1,20 @@ +struct Solution; + +impl Solution { + pub fn detect_capital_use(word: String) -> bool { + let v: Vec<char> = word.chars().collect(); + if v[0].is_lowercase() { + return v.iter().all(|&c| c.is_lowercase()); + } + if v.len() > 1 { + let b = v[1].is_lowercase(); + return v.iter().skip(1).all(|&c| c.is_lowercase() == b); + } + true + } +} + +fn main() { + let word = String::from("USA"); + print!("{}", Solution::detect_capital_use(word)); //true +} |