remove_duplicates.cpp 源码
// 删除排序数组中的重复项
#include "iostream"
#include "vector"
using namespace std;
class Solution {
public:
int removeDuplicates(vector<int>& nums) {
if (nums.size() == 0) {
return 0;
}
int i = 0, j = 0;
while (j < nums.size()) {
if (nums[i] != nums[j]) {
nums[i + 1] = nums[j];
i++;
}
j++;
}
return i + 1;
}
};