@@ -0,0 +1,12 @@
+const answerString = (word, numFriends, res = '') => {
+if (numFriends === 1) return word;
+
+const L = word.length;
+
+for (let i = 0; i < L; i++) {
+let str = word.substring(i, Math.min(i + L - numFriends + 1, L));
+if (str > res) res = str;
+}
+
+return res;
+};