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「世界で闘うプログラミング力を鍛える本」Pythonコード解答例 - 1.6 文字列圧縮

Last updated at 2020-02-03Posted at 2020-02-01

#目次
###CHAP1. 配列と文字列

#Pythonコード解答例

def compressBad(input_str):

    compressedString = ""
    countConsecutive = 0

    for i in range(len(input_str)):

        countConsecutive = countConsecutive + 1

        if i+1 >= len(input_str) or input_str[i] != input_str[i+1]:

            compressedString = compressedString + input_str[i] + str(countConsecutive)
            countConsecutive = 0

    return compressedString if len(compressedString) < len(input_str) else input_str

input_str = "aabcccccaaa"

print(compressBad(input_str))

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