class Solution {
public:
/**
* @param A: a list of integers
* @return : return an integer
*/
int removeDuplicates(vector<int> &nums) {
// write your code here
int i = 0;
if(!nums.size())
return 0;
for (int j = 1; j < nums.size(); ++j) {
if (nums[j] != nums[i]) {
nums[++i] = nums[j];
}
}
return i+1;
}
};
原文:http://www.cnblogs.com/11111wzc0417/p/6522159.html