Initial commit

Easy/excel-sheet-column-title/Solution.java

@@ -0,0 +1,14 @@
+class Solution {
+    public String convertToTitle(int num) {
+        StringBuilder ttl = new StringBuilder();
+
+        while (num > 0) {
+            --num;
+            char tba = (char) (num % 26 + 65);
+            ttl.insert(0, tba);
+            num /= 26;
+        }
+
+        return ttl.toString();
+    }
+}