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283.移动零.cpp
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283.移动零.cpp
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/*
* @lc app=leetcode.cn id=283 lang=cpp
*
* [283] 移动零
*/
// @lc code=start
class Solution
{
public:
void moveZeroes(vector<int> &nums)
{
//没有保持相对顺序
// int left = 0;
// int right = nums.size() - 1;
// while (left < right)
// {
// if (nums[right] == 0)
// {
// --right;
// continue;
// }
// if (nums[left] == 0)
// {
// std::swap(nums[left], nums[right]);
// ++left;
// --right;
// }
// else
// {
// ++left;
// }
// }
int fast = 0;
int slow = 0;
while (fast < nums.size())
{
if (nums[fast] != 0)
{
nums[slow++] = nums[fast++];
}
else
{
++fast;
}
}
while (slow < nums.size())
{
nums[slow++] = 0;
}
}
};
// @lc code=end