id 1406159642 Time: 1 ms MemUsage: 2.3 MB

leetcode/isomorphic-strings/solution_1406159642.rs

@@ -0,0 +1,28 @@
+use std::collections::{HashMap, HashSet};
+
+impl Solution {
+    pub fn is_isomorphic(s: String, t: String) -> bool {
+        let mut charmap = HashMap::new();
+        let mut charset = HashSet::new();
+        for (sc, tc) in s.chars().zip(t.chars()){
+            match charmap.get(&sc){
+                Some(&msc) => {
+                    if msc != tc {
+                        return false;
+                    }
+                },
+                None => {
+                    if charset.contains(&tc){
+                        return false;
+                    }
+                    charset.insert(tc);
+                    charmap.insert(sc, tc);
+                    
+                    
+                }
+            }
+        }
+
+        return true;
+    }
+}