diff --git a/decimal_to_binary.cpp b/decimal_to_binary.cpp
new file mode 100644
index 000000000..340a885cf
--- /dev/null
+++ b/decimal_to_binary.cpp
@@ -0,0 +1,20 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+	int number;
+	cin>>number;
+	int remainder,binary=0,var=1;
+
+do{
+		
+	 remainder=number%2;
+	number=number/2;
+	binary=binary+(remainder*var);
+	var=var*10;
+
+
+}
+while(number>0);
+	cout<<binary;
+}