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authorOrangerot <purple@orangerot.dev>2024-06-27 11:30:16 +0200
committerOrangerot <purple@orangerot.dev>2024-06-27 11:30:16 +0200
commit4b0a6a01b051a4ebfbc17661d14cb23fe4f275fb (patch)
tree0072cca328fe5adb2ed61004010228ff85e2164d /majority-element/src/main.rs
Initial commitHEADmain
Diffstat (limited to 'majority-element/src/main.rs')
-rw-r--r--majority-element/src/main.rs19
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
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+++ 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
+ }
+}