char m[] = {"+mrrlvbsfd^kkldobsbK"}; // store a character string
void setup() {
  Serial.begin(115200); // start serial communication
  rick(); // call a function
}

void loop() {
}

void rick() {
  for (int i = 0; i < strlen(m) + 1; i++) // for the length of the character string
    Serial.write(m[strlen(m) - i] + 3); // print each character
  Serial.println();
}