Upsert 1807-evaluate-the-bracket-pairs-of-a-string.rs

Author: memorycancel

1807-evaluate-the-bracket-pairs-of-a-string.rs

@@ -0,0 +1,47 @@
+pub fn evaluate(s: String, knowledge: Vec<Vec<String>>) -> String {
+    use std::collections::HashMap;
+    let mut mmp = HashMap::new();
+    for pair in knowledge {
+        mmp.insert(pair[0].clone(), pair[1].clone());
+    }
+    // println!("{:?}", mmp);
+    let mut ret = String::new();
+    let mut current_word = String::new();
+    let mut start = false;
+    for c in s.chars() {
+        if c == '('  {
+            start = true;
+            continue
+        }
+        if c == ')'  {
+            start = false;
+            let get = mmp.get(&current_word);
+            if get == None {
+                ret.push('?')
+            } else {
+                ret.push_str(get.unwrap())
+            }
+            current_word = String::new();
+            continue
+        }
+        if start {
+            current_word.push(c)
+        } else {
+            ret.push(c)
+        }
+    }
+    ret
+}
+
+fn main() {
+    println!(
+        "{:?}", 
+        evaluate(
+            "(name)is(age)yearsold(asd)".to_string(), 
+            vec![
+                vec!["name".to_string(), "bob".to_string()],
+                vec!["age".to_string(), "two".to_string()]
+            ]
+        )
+    );
+}