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lilinyang 2025-05-23 15:27:15 +08:00
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from .BaseCipherEnvironment import BaseCipherEnvironment
class KorPathCipherEnvironment(BaseCipherEnvironment):
def __init__(self, *args, **kwargs):
problem_description = ''
super().__init__(problem_description, *args, **kwargs)
@property
def cipher_name(self) -> str:
return 'Kor_rule17_PathCipher'
def encode(self, text, **kwargs):
# 将输入转换为大写字母并去除非字母字符
text = ''.join([char.upper() for char in text if char.isalpha()])
print(f"1. 输入文本转换为大写并去除非字母字符: {text}")
# 计算行数和列数
cols = 5
text_length = len(text)
rows = (text_length + cols - 1) // cols
print(f"2. 确定网格大小: {rows}行 x {cols}")
# 创建空网格
grid = [[' ' for _ in range(cols)] for _ in range(rows)]
# 按照特殊方式填充网格
index = 0
print("3. 开始填充网格:")
for i in range(rows):
if i % 2 == 0:
print(f"{i+1}行从左到右填充:", end=" ")
for j in range(cols):
if index < len(text):
grid[i][j] = text[index]
print(text[index], end=" ")
index += 1
print()
else:
print(f"{i+1}行从右到左填充:", end=" ")
for j in range(cols - 1, -1, -1):
if index < len(text):
grid[i][j] = text[index]
print(text[index], end=" ")
index += 1
print()
# 按列读取并添加#号
cipher_text = []
print("4. 按列读取并添加#号:")
for j in range(cols):
print(f"{j+1}列:", end=" ")
for i in range(rows):
char = grid[i][j]
if (i == rows - 1) and char != ' ':
cipher_text.append(char)
cipher_text.append("#")
print(char, end="")
break
elif char == ' ':
cipher_text.append("#")
print("#", end="")
break
else:
cipher_text.append(char)
print(char, end="")
print("#")
result = ''.join(cipher_text)
print(f"5. 最终密文: {result}")
return result
def decode(self, text, **kwargs):
print(f"1. 收到密文: {text}")
# 分割密文
cols = 5
parts = text.split('#')
parts = parts[:-1] # 移除最后一个空元素
rows = max(len(part) for part in parts)
print(f"2. 将密文分割成{cols}列: {parts}")
# 创建网格并填充
grid = [[' ' for _ in range(cols)] for _ in range(rows)]
print("3. 按列填充网格:")
for j in range(cols):
print(f"{j+1}列:", end=" ")
for i in range(len(parts[j])):
grid[i][j] = parts[j][i]
print(parts[j][i], end=" ")
print()
# 按特定顺序读取
plain_text = []
print("4. 按特定顺序读取:")
for i in range(rows):
if i % 2 == 0:
print(f"{i+1}行从左到右读取:", end=" ")
for j in range(cols):
if grid[i][j] != ' ':
plain_text.append(grid[i][j])
print(grid[i][j], end=" ")
print()
else:
print(f"{i+1}行从右到左读取:", end=" ")
for j in range(cols - 1, -1, -1):
if grid[i][j] != ' ':
plain_text.append(grid[i][j])
print(grid[i][j], end=" ")
print()
result = ''.join(plain_text)
print(f"5. 最终明文: {result}")
return result
def get_encode_rule(self,):
return """加密规则:
- 输入:
- 明文: 大写字母字符串不含标点和空格
- 输出:
- 密文: 不含标点和空格的字符串
- 准备:
- 每行最大字符数: 5
- 加密步骤:
- 行数从1开始计数
- 明文按特殊方式排列奇数行从左到右写偶数行从右到左写每行最多五个字母
- 例如对于明文"LIDAHELLOWORLD"先从左到右写第一行为LIDAH然后从右到左写第二行为WOLLE然后从左到右写第三行为ORLD写完的全部内容表示如下
LIDAH
WOLLE
ORLD
- 然后按列读取每列从上到下读取每读完一列加一个"#"读出的内容即为最终密文
- 例如上述写好的内容按列读取为LWO#IOR#DLL#ALD#HE#"""
def get_decode_rule(self,):
return """解密规则:
- 输入:
- 密文: 不含标点和空格的字符串
- 输出:
- 明文: 大写字母字符串不含标点和空格
- 准备:
- 行数: 5
- 解密步骤(与加密步骤完全相反):
- 对密文中的每个字符从上到下写入如果遇到#,则切换到下一列继续写入,直到整个密文写完
- 例如对于密文LWO#IOR#DLL#ALD#HE#,写出如下
LIDAH
WOLLE
ORLD
- 然后按照奇数行从左到右读偶数行从右到左读的顺序依次读取最终结果即为解密后的明文
- 例如对于上述写好的内容第一行从左到右读为LIDAH第二行从右到左读为ELLOW第三行从左到右读为ORLD最终全部内容连接起来解密明文为LIDAHELLOWORLD"""