1 solutions
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0
看谢老师的博客,set相关的一般用到的都有,注意下就写得出来
#include<bits/stdc++.h> using namespace std; typedef long long ll; const int N =1e6+5; int main() { set<int>q; int n; cin>>n; for(int i=0;i<n;i++) { int a; cin>>a; q.insert(a); } cout<<q.size()<<endl; while(!q.empty()) { cout<<*q.begin()<<" "; q.erase(*q.begin()); } return 0; }
- 1
Information
- ID
- 1101
- Time
- 1000ms
- Memory
- 16MiB
- Difficulty
- 1
- Tags
- # Submissions
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- Accepted
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