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- #include <bits/stdc++.h>
- using namespace std;
- unordered_map<string,int>Q;
- string s;
- int n;
- int main()
- {
- int mx=-1;
- cin>>n;
- for(int i=1;i<=n;i++)
- {
- cin>>s;
- sort(s.begin(),s.end());
- ++Q[s];
- mx=max(mx,Q[s]);
- }
- cout<<mx<<"\n";
- return 0;
- }
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