Update README.md

Author: SergeyBel

README.md

@@ -12,22 +12,21 @@ unsigned char plain[] = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88,
 unsigned char key[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }; //key example
 unsigned int plainLen = 16 * sizeof(unsigned char);  //bytes in plaintext
 
-AES aes(AESKeyLength::AES_128);  ////128 - key length, can be 128, 192 or 256
+AES aes(AESKeyLength::AES_128);  // 128 - key length, can be 128, 192 or 256
 c = aes.EncryptECB(plain, plainLen, key);
-//now variable c contains plainLen bytes - ciphertext
+// now variable c contains plainLen bytes - ciphertext
 ...
+delete[] c;
 ```
 Or for vectors:
 ```c++
 ...
-
-
 vector<unsigned char> plain = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff }; //plaintext example
 vector<unsigned char> key = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }; //key example
 
 AES aes(AESKeyLength::AES_128);
 c = aes.EncryptECB(plain, key);
-//now vector c contains ciphertext
+// now vector c contains ciphertext
 ...
 ```
 ECB, CBC, CFB modes are supported.