时间限制: 2s
内存限制: 192MB 提交: 1075 解决: 359
题目描述
给你一个整数 n,使得从 n 中删除 k 个数字之后的数字最大。
输入格式
输入一个整数 n (0 <= n <= 10^100),和需要删除数字 k <= 100的个数
提示
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