hollow_butterfly_pattern.cpp

Author: adityaPorwal14

hollow_butterfly_pattern.cpp

@@ -0,0 +1,63 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+    int n;
+    cin >> n;
+
+    // Upper half
+    for(int i = 1; i <= n; i++) {
+        // Left wing
+        for(int j = 1; j <= i; j++) {
+            if(j == 1 || j == i)
+                cout << "*";
+            else
+                cout << " ";
+        }
+
+        // Spaces between wings
+        int spaces = 2 * (n - i);
+        for(int j = 1; j <= spaces; j++) {
+            cout << " ";
+        }
+
+        // Right wing
+        for(int j = 1; j <= i; j++) {
+            if(j == 1 || j == i)
+                cout << "*";
+            else
+                cout << " ";
+        }
+
+        cout << endl;
+    }
+
+    // Lower half
+    for(int i = n; i >= 1; i--) {
+        // Left wing
+        for(int j = 1; j <= i; j++) {
+            if(j == 1 || j == i)
+                cout << "*";
+            else
+                cout << " ";
+        }
+
+        // Spaces between wings
+        int spaces = 2 * (n - i);
+        for(int j = 1; j <= spaces; j++) {
+            cout << " ";
+        }
+
+        // Right wing
+        for(int j = 1; j <= i; j++) {
+            if(j == 1 || j == i)
+                cout << "*";
+            else
+                cout << " ";
+        }
+
+        cout << endl;
+    }
+
+    return 0;
+}