Vigenere Encryption

# Encryption.py
# 비즈네르 암호화

characters = ["A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"]
key = []
C_value = []
result = []

# 입력
str = input("문자열 입력 : ")
str = str.upper()
print(f"문자열 : {str}")

key_s = input("키값 입력 : ")
key_s = key_s.upper()
print(f"키값 : {key_s}")

# 각 배열 저장
for idx in range(0, len(key_s)) :
    key.append(characters.index(key_s[idx]))
print(key)

for idx in range(0, len(str)) :
    C_value.append(characters.index(str[idx]))
print(C_value)

# 연산
key_count = 0
for s in range(0, len(C_value)) :
    if key_count == len(key) :
        key_count = 0

    temp = C_value[s] + key[key_count]
    if temp > 26 :
        temp = temp % 26

    print(temp, end=" ")
    result.append(characters[temp])
    key_count += 1

# 출력
print("\n─────────────────────────")
print("\n암호문 : ", end="")
for out in result :
    print(out, end=" ")