Added decryptXOR()

XOR Cipher/XOR_Cipher.cpp

@@ -1,15 +1,23 @@
 #include <iostream>
 #include <string>
 
-std::string encryptXOR(const std::string& inputString, const std::string& key) {
+std::string XORCipher(const std::string& inputString, const std::string& key) {
     int keySize = key.size();
-    std::string encryptedString = inputString;
-    int size = inputString.size();
-    for (int i = 0; i < size; i++) {
-        encryptedString[i] = char(int(inputString[i]) ^ int(key[i%keySize]));
+    int inputSize = inputString.size();
+    std::string xorString = inputString;
+    for (int i = 0; i < inputSize; i++) {
+        xorString[i] = char(int(inputString[i]) ^ int(key[i%keySize]));
     }
 
-    return encryptedString;
+    return xorString;
+}
+
+std::string encryptXOR(const std::string& inputString, const std::string& key) {
+    return XORCipher(inputString, key);
+}
+
+std::string decryptXOR(const std::string& inputString, const std::string& key) {
+    return XORCipher(inputString, key);
 }
 
 int main() {
@@ -21,7 +29,7 @@ int main() {
     std::getline(std::cin, key);
 
     encryptedString = encryptXOR(inputString, key);
-    std::cout << std::endl << encryptedString << std::endl; //Encryption using key 
-    std::cout << encryptXOR(encryptedString, key) << std::endl; //Decryption using same key and function
+    std::cout << encryptedString << std::endl; //Encryption using key 
+    std::cout << decryptXOR(encryptedString, key) << std::endl; //Decryption using same key and function
     return 0;
-}
+}