diff --git a/C++/Program-5/Readme.md b/C++/Program-5/Readme.md
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+Program 5
+
+Write a program to find the sum of the digits of the given number.
+
+Variable description-- 
+
+n=Number 
+
+sum= Holds the sum 
+
+rem=Holds the single digit of the number
+
+temp=Temporarily holds the value of n
diff --git a/C++/Program-5/program.cpp b/C++/Program-5/program.cpp
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+++ b/C++/Program-5/program.cpp
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+#include <iostream>
+using namespace std;
+
+int main() {
+	cout<<"enter the number\n";
+	int n;
+	cin>>n;
+	int temp, rem, sum = 0;
+	temp = n;
+	while(temp>0)
+	{
+	    rem = temp%10;
+	    temp = temp/10;
+	    sum+=rem;
+	}
+	cout<<"\nThe sum is "<<sum;
+	return 0;
+}
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