# ------------------- 可修改数字 -------------------
dividend = 120255
start = 500
end = 750
max_results = 10  # 最多显示10条
# ---------------------------------------------------
 
count = 0
 
for divisor in range(start, end + 1, 5):
    if count >= max_results:
        break
 
    # 能除尽（最多两位小数）→ 直接显示
    if (dividend * 100) % divisor == 0:
        result = dividend / divisor
        print(f"{dividend} ÷ {divisor} = {result}")
        print("---")
        count += 1
 
    # 除不尽 → 自动拆分成两个数，结果都是 1 位小数
    else:
        for d2 in range(start, end + 1, 5):
            if count >= max_results:
                break
            if d2 == divisor:
                continue
 
            max1 = int(dividend * 10 / divisor)
            for a in range(1, max1):
                part1 = (divisor * a) / 10
                part2 = dividend - part1
 
                if part2 <= 0:
                    continue
 
                if (part2 * 10) % d2 == 0:
                    val1 = a / 10
                    val2 = (part2 * 10) / d2 / 10
                    print(f"{divisor}、{d2}")
                    print(f"{divisor}*{val1}={int(part1)}")
                    print(f"{d2}*{val2}={int(part2)}")
                    print("---")
                    count += 1
                    break
            if count >= max_results:
                break

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