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0088.cpp
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#include <iostream>
#include <vector>
using namespace std;
/*
class Solution
{
public:
void merge(vector<int>& nums1, int m, vector<int>& nums2, int n)
{
vector<int> Tempnums1(nums1);
int i = 0, j = 0, k = 0;
while (i < m && j < n)
{
if (Tempnums1[i] <= nums2[j])
{
nums1[k] = Tempnums1[i];
i++;
}
else if (Tempnums1[i] > nums2[j])
{
nums1[k] = nums2[j];
j++;
}
k++;
}
while (i < m)
{
nums1[k] = Tempnums1[i];
i++;
k++;
}
while (j < n)
{
nums1[k] = nums2[j];
j++;
k++;
}
}
};
*/
class Solution
{
public:
//ÏÈÅÅ´óµÄ²»»áÆÆ»µË³Ðò
void merge(vector<int>& nums1, int m, vector<int>& nums2, int n)
{
int i = m - 1, j = n - 1;
int k = nums1.size() - 1;
while (i >= 0 && j >= 0)
{
if (nums1[i] > nums2[j])
{
nums1[k] = nums1[i];
i--;
}
else if (nums1[i] <= nums2[j])
{
nums1[k] = nums2[j];
j--;
}
k--;
}
while (j >= 0)
{
nums1[k] = nums2[j];
j--;
k--;
}
}
};
int main()
{
vector<int> nums1 = { 0 }, nums2 = { 1 };
int m = 0, n = 1;
Solution S;
S.merge(nums1, m, nums2, n);
return 0;
}