diff --git a/Arrays/Add_One_To_Number.cpp b/Arrays/Add_One_To_Number.cpp
index daddc5d..8cd80f8 100644
--- a/Arrays/Add_One_To_Number.cpp
+++ b/Arrays/Add_One_To_Number.cpp
@@ -2,6 +2,8 @@
 //One digit at a time from right to left, while maintaining a carry
 
 vector<int> Solution::plusOne(vector<int> &A) {
+    clock_t tStart = clock();
+    
     reverse(A.begin(),A.end());
     int carry=1,adder=1;
     for(int i=0;i<A.size();i++)
@@ -13,5 +15,6 @@ vector<int> Solution::plusOne(vector<int> &A) {
     if(carry) A.push_back(carry);
     if(A.front()==0 && A.size()>1) A.erase(A.begin());
     reverse(A.begin(),A.end());
+printf("Time taken: %.2fs\n", (double)(clock() - tStart)/CLOCKS_PER_SEC);
     return A;
 }