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author | Orangerot <purple@orangerot.dev> | 2024-06-27 11:30:16 +0200 |
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committer | Orangerot <purple@orangerot.dev> | 2024-06-27 11:30:16 +0200 |
commit | 4b0a6a01b051a4ebfbc17661d14cb23fe4f275fb (patch) | |
tree | 0072cca328fe5adb2ed61004010228ff85e2164d /majority-element/src/main.rs |
Diffstat (limited to 'majority-element/src/main.rs')
-rw-r--r-- | majority-element/src/main.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/majority-element/src/main.rs b/majority-element/src/main.rs new file mode 100644 index 0000000..f6757e0 --- /dev/null +++ b/majority-element/src/main.rs @@ -0,0 +1,19 @@ +fn main() { + println!("Hello, world!"); +} + +struct Solution; + +use std::collections::HashMap; + +impl Solution { + pub fn majority_element(nums: Vec<i32>) -> i32 { + let mut table = HashMap::new(); + + for num in nums { + *table.entry(num).or_insert(1) += 1; + } + + *table.iter().reduce(|a,b| if a.1 > b.1 {a} else {b}).unwrap().0 + } +} |