From 90a0ad6dd1559bc42cf2fb24131361ac138eba10 Mon Sep 17 00:00:00 2001
From: sristi sharma <54236156+24sristi@users.noreply.github.com>
Date: Sun, 25 Oct 2020 01:59:28 +0530
Subject: [PATCH] Create countOfDigitsInaNumber.cpp

Given an integral number N. The task is to find the count of digits present in this number within O(1) time complexity.
---
 countOfDigitsInaNumber.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 countOfDigitsInaNumber.cpp

diff --git a/countOfDigitsInaNumber.cpp b/countOfDigitsInaNumber.cpp
new file mode 100644
index 0000000..b98ab84
--- /dev/null
+++ b/countOfDigitsInaNumber.cpp
@@ -0,0 +1,10 @@
+#include <iostream>
+#include<cmath>
+using namespace std;
+int main() {
+    int n;
+    cin>>n;
+    int k = log10(n)+1;
+    cout<<k;
+}
+//following method only requires O(1) time complexity