diff --git a/Codeforces/Codeforces_1433C.cpp b/Codeforces/Codeforces_1433C.cpp
new file mode 100644
index 0000000..787e25f
--- /dev/null
+++ b/Codeforces/Codeforces_1433C.cpp
@@ -0,0 +1,38 @@
+#include<bits/stdc++.h>
+using namespace std;
+#define int     long long
+#define pb      push_back
+ 
+ 
+main()
+{int t;cin>>t;
+ while(t--)
+  {int n;
+   cin>>n;
+   int arr[n];
+   int i;int l=0,r=0;
+   for(i=0;i<n;i++)
+   {
+       cin>>arr[i];
+   }
+  int mx=*max_element(arr,arr+n);
+ 
+    for(i=0;i<n-1;i++)
+    {
+        if(arr[i]==mx&&arr[i+1]<mx)
+        {
+            cout<<i+1<<endl;
+            break;
+ 
+        }
+            if(arr[i+1]==mx&&arr[i]<mx)
+            {
+                cout<<i+2<<endl;
+                break;
+            }
+        }
+ 
+    if(i==n-1)
+    {
+        cout<<-1<<endl;
+    } }}