通过率 73% · 提交 149 · 通过 109
小慕正在开发一个导航程序,需要计算从坐标原点0出发到达目标坐标点n所需的最少移动步数。每次移动只能沿着横坐标轴向左或向右移动2个单位或3个单位。 需要注意的是,移动过程中经过的坐标点可以是负数。
这类题属于华为 OD 机考真题方向中「100分 / 数学」方向的高频题型,通常考察对「100分 / 数学」的建模能力与边界条件处理。掌握本题的解题思路后,可举一反三应对同类真题方向,稳步提升机考通过率。
提示:带虚线的词点一下有通俗解释。
坐标点n
输出从坐标零点移动到坐标点n的最小步数
备注1 <= n <= 10^9
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示例 1
输入示例
4
输出示例
2
时间限制 1000 ms · 内存限制 128 MB
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