题目 1135:
C语言训练-求s=a+aa+aaa+aaaa+aa...a的值
时间限制: 2s
内存限制: 192MB 提交: 11795 解决: 5981
题目描述
求s=a+aa+aaa+aaaa+aa...a的值，其中a是一个一位的整数。
例如2+22+222+2222+22222(此时共有5个数相加)
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