diff --git a/755433/expense-app.cpp b/755433/expense-app.cpp
new file mode 100644
index 0000000..a4d615b
--- /dev/null
+++ b/755433/expense-app.cpp
@@ -0,0 +1,17 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+    //設定變數和多少筆資料
+    int count_data, count_sum, total = 0;
+    cin >> count_data;
+
+    //算出總金額
+    for (int i = 0; i < count_data; i++) {
+        cin >> count_sum;
+        total = count_sum + total;
+    }
+    
+    //輸出總金額
+    cout << "總共 " << total << " 元";
+}
diff --git a/755433/mario.cpp b/755433/mario.cpp
new file mode 100644
index 0000000..1c88f7b
--- /dev/null
+++ b/755433/mario.cpp
@@ -0,0 +1,25 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+    //設定變數和輸入
+    int num;
+    cout << "高度: ";
+    cin >> num;
+
+    //設定幾行,輸出後換行
+    for (int i = num; i > 0; i--) {
+
+        //空格數目及輸出
+        for (int j = 0; j < i - 1; j++) {
+            cout << " ";
+        }
+        
+        //井字號數目及輸出
+        for (int k = 0; k < num - i + 1; k++) {
+            cout << "#";
+        }
+        
+        cout << "\n";
+    }
+}