stau.space
My leetcode submissions.
1#include <bits/stdc++.h>
2#include <ranges>
3namespace ra = std::ranges;
4namespace vi = std::ranges::views;
5using namespace std;
6
7auto containsDuplicate(vector<int>& nums) -> bool
8{
9 return unordered_set(nums.begin(), nums.end()).size() != nums.size();
10}
11
12auto main() -> int
13{
14 auto nums = vector{ 1,2,3,1 };
15 cout << boolalpha<< containsDuplicate(nums) << endl;
16 nums = vector{1,2,3,4};
17 cout << boolalpha<< containsDuplicate(nums) << endl;
18 nums = vector{1,1,1,3,3,4,3,2,4,2};
19 cout << boolalpha<< containsDuplicate(nums) << endl;
20 return 0;
21}
22