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- #include <bits/stdc++.h>
- using namespace std;
- int main()
- {
- ios_base::sync_with_stdio(0);
- cin.tie(0);cout.tie(0);
- map<string,bool>aa;
- int n,i,j,k,l;
- cin>>n;
- string a[n+10];
- for(i=0;i<n;i++)
- {
- cin>>a[i];
- }
- for(i=n-1;i>=0;i--)
- {
- if(aa[a[i]]!=true)
- {
- cout<<a[i]<<endl;
- aa[a[i]]=true;
- }
- }
- return 0;
- }
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