diff --git a/Array/Noble Integer b/Array/Noble Integer
index 105f37f..e0fbdaa 100644
--- a/Array/Noble Integer	
+++ b/Array/Noble Integer	
@@ -9,6 +9,7 @@ If such an integer is found return 1 else return -1.
 int Solution::solve(vector<int> &A) {
     int n=A.size();
     sort(A.begin(),A.end());
+    A.push_back(INT_MAX);
    for(int i=0;i<n;i++){
        if(A[i]==A[i+1]) continue;
        if(A[i]==n-i-1){