cses

Author: muditmahajan21

CSES/1070.cpp

@@ -0,0 +1,32 @@
+#include "bits/stdc++.h"
+using namespace std;
+#define ll long long int
+#define endl "\n"
+
+int main()
+{
+        ll i, n;
+        cin >> n;
+
+        if(n == 2 || n == 3)
+        {
+                cout << "NO SOLUTION" << endl;
+        }
+        else                  
+        {   
+                if(n == 4)
+                {
+                        cout << "3 1 4 2" << endl;
+                }
+                for(i = n; i >= 1; i -= 2)
+                {
+                        cout << i << " ";
+                }
+                for(i = n - 1; i >= 1; i -= 2)
+                {
+                        cout << i << " ";
+                }
+                cout << endl;
+        }
+        return 0;
+}