Create Find all factorial numbers less than or equal to N

Find all factorial numbers less than or equal to N

@@ -0,0 +1,47 @@
+// { Driver Code Starts
+#include<bits/stdc++.h> 
+using namespace std; 
+
+ // } Driver Code Ends
+
+
+//User function Template for C++
+class Solution
+{
+public:
+    vector<long long> factorialNumbers(long long N)
+    {
+        // Write Your Code here
+        vector<long long> vec;
+        if(N==1){vec.push_back(1);}
+        else{
+            long long sum=1,i=1;
+            while(sum<=N){
+               vec.push_back(sum);
+               i++;
+               sum=sum*i;
+            }
+        }
+        return vec;
+    }
+};
+
+// { Driver Code Starts.
+int main()
+{
+    int t;
+    cin >> t;
+    while (t--)
+    {
+        long long N;
+        cin>>N;
+        Solution ob;
+        vector<long long> ans = ob.factorialNumbers(N);
+        for(auto num : ans){
+            cout<<num<<" ";
+        }
+        cout<<endl;
+
+    }
+    return 0;
+}  // } Driver Code Ends