diff options
Diffstat (limited to 'unique_num_occurrences.rs')
-rw-r--r-- | unique_num_occurrences.rs | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/unique_num_occurrences.rs b/unique_num_occurrences.rs deleted file mode 100644 index d29c580..0000000 --- a/unique_num_occurrences.rs +++ /dev/null @@ -1,20 +0,0 @@ -struct Solution; - -impl Solution { - pub fn unique_occurrences(arr: Vec<i32>) -> bool { - let (mut counter, mut set) = ([0; 2001], [false; 1000]); - arr.iter().for_each(|&x| counter[(x + 1000) as usize] += 1); - for &x in counter.iter().filter(|&&x| x > 0) { - match set[x as usize] { - true => return false, - false => set[x as usize] = true - } - } - true - } -} - -fn main() { - let arr = vec![1,2,2,1,1,3]; - print!("{}", Solution::unique_occurrences(arr)); -} |