leetcode/0168-excel-sheet-column-title.py at master · kgremban/leetcode · GitHub

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class Solution:
    def convertToTitle(self, n: int) -> str:
        alph = {
            0: "Z",
            1: "A",
            2: "B",
            3: "C",
            4: "D",
            5: "E",
            6: "F",
            7: "G",
            8: "H",
            9: "I",
            10: "J",
            11: "K",
            12: "L",
            13: "M",
            14: "N",
            15: "O",
            16: "P",
            17: "Q",
            18: "R",
            19: "S",
            20: "T",
            21: "U",
            22: "V",
            23: "W",
            24: "X",
            25: "Y",
            26: "Z"
        }

        title = ""

        while n > 0:
            digit = n % 26
            title = alph.get(digit) + title

            if digit == 0:
                n -= 26
            else:
                n -= digit

            n = n // 26

        return title

def main():
    sol = Solution()

    input1 = 1
    input2 = 28
    input3 = 703
    input4 = 14500

    print(sol.convertToTitle(input4))

if __name__ == "__main__":
    main()