Create BCD.cpp

BCD.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+    int n;
+    cin >> n;
+
+    string binary = "";  // Use a string to store the binary result
+
+    while (n != 0) {
+        int bit = n & 1;  // Get the least significant bit
+        binary = to_string(bit) + binary;  // Append the bit to the left of the string
+        n = n >> 1;  // Right shift the number to process the next bit
+    }
+
+    if (binary == "") {
+        binary = "0";  // If the input number is 0, output "0"
+    }
+
+    cout << binary;  // Output the binary equivalent
+    return 0;
+}