diff --git a/rohmbus.cpp b/rohmbus.cpp
new file mode 100644
index 0000000..5011478
--- /dev/null
+++ b/rohmbus.cpp
@@ -0,0 +1,20 @@
+#include<iostream>
+using namespace std;
+
+int main()
+{
+    int n;
+    cin>>n;
+
+    for(int i=1;i<=n;i++){
+        for(int j=1;j<=n-i;j++){
+            cout<<" ";
+        }
+        for(int j=1;j<=n;j++){
+            cout<<" *";
+        }
+        cout<<endl;
+    }
+    
+    return 0;
+}
\ No newline at end of file