feat: 168_excel_sheet_column_title

168_excel_sheet_column_title/main.cpp

@@ -0,0 +1,23 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+class Solution {
+   public:
+    string convertToTitle(int columnNumber) {
+        string result;
+
+        columnNumber--;
+        while (columnNumber / 26) {
+            int dig = columnNumber % 26;
+            result.push_back(dig + 'A');
+            columnNumber /= 26;
+            columnNumber--;
+        }
+        int dig = columnNumber % 26;
+        result.push_back(dig + 'A');
+
+        reverse(result.begin(), result.end());
+
+        return result;
+    }
+};