Create 1002. Find Common Characters

Author: Chayandas07

1002. Find Common Characters

@@ -0,0 +1,28 @@
+class Solution {
+public:
+    vector<string> commonChars(vector<string>& words) {
+        array<char, 26> freq, minFreq;
+        minFreq.fill(100);
+        for(auto& w: words){
+            freq.fill(0);
+            for(char c: w) freq[c-'a']++;
+            for(int i=0; i<26; i++)
+                minFreq[i]=min(freq[i], minFreq[i]);
+        }
+        vector<string> ans;
+        for(int i=0; i<26; i++){
+            for(int j=0; j<minFreq[i]; j++)
+                ans.push_back(string(1, i+'a'));
+        }
+        return ans;
+    }
+};
+
+
+
+auto init = []() {
+    ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+    cout.tie(nullptr);
+    return 'c';
+}();