password_validator

password = input()

while True:
    command = input().split()
    if command[0] == "Complete":
        break
    elif command[0] == "Validation":

        if len(password) < 8:
            print("Password must be at least 8 characters long!")
        for ch in password:
            if not ch.isalnum() and ch != "_":
                print("Password must consist only of letters, digits and _!")
                break
        if len([s for s in password if s.isupper()]) == 0:
            print("Password must consist at least one uppercase letter!")
        if len([s for s in password if s.islower()]) == 0:
            print("Password must consist at least one lowercase letter!")
        if len([s for s in password if s.isdigit()]) == 0:
            print("Password must consist at least one digit!")
    elif command[1] == "Upper":
        idx = int(command[2])
        if 0 <= idx < len(password):
            password = password[:idx] + password[idx].upper() + password[idx+1:]
            print(password)
    elif command[1] == "Lower":
        idx = int(command[2])
        if 0 <= idx < len(password):
            password = password[:idx] + password[idx].lower() + password[idx+1:]
            print(password)
    elif command[0] == "Insert":
        idx = int(command[1])
        char = command[2]
        if 0 <= idx < len(password):
            password = password[:idx] + char + password[idx:]
            print(password)
    elif command[0] == "Replace":
        char = command[1]
        value = int(command[2])
        new_char = chr(ord(char) + value)
        if char in password:
            password = password.replace(char, new_char)
            print(password)