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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int removeDuplicates(vector<int>& nums) {
  5.     int numsSize = nums.size();
  6.     if(numsSize <= 1)
  7.         return numsSize;
  8.  
  9.     int j = 1;
  10. 	for(int i = 1; i < numsSize; i++){
  11.         if(nums[i] != nums[i - 1]){
  12.             nums[j++] = nums[i];
  13.         }
  14.     }
  15.     return j;
  16. }
  17.  
  18. int main() {
  19. 	vector<int> nums(4);
  20. 	nums[0] = 2;
  21. 	nums[1] = 2;
  22. 	nums[2] = 3;
  23. 	nums[3] = 3;
  24. 	int x = removeDuplicates(nums);
  25. 	for(int i = 0 ; i < x; i++){
  26. 		cout << nums[i] << " " ;
  27.  	}
  28.  	cout << endl;
  29. 	return 0;
  30. }
Success #stdin #stdout 0s 15240KB
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https://ideone.com/T4iddh
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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