Create maximum-number-of-words-you-can-type.cpp

Author: kamyu104

C++/maximum-number-of-words-you-can-type.cpp

@@ -0,0 +1,20 @@
+// Time:  O(n)
+// Space: O(1)
+
+class Solution {
+public:
+    int canBeTypedWords(string text, string brokenLetters) {
+        unordered_set<char> lookup(cbegin(brokenLetters), cend(brokenLetters));
+        int result = 0;
+        bool broken = false;
+        for (const auto& c : text) {
+            if (c == ' ') {
+              result += int(broken == false);
+              broken = false;
+            } else if (lookup.count(c)) {
+                broken = true;
+            }
+        }
+        return result + int(broken == false);
+    }
+};