Submission #1233410

#TimeUsernameProblemLanguageResultExecution timeMemory
1233410vtnooDiversity (CEOI21_diversity)C++20
0 / 100
0 ms328 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long int main(){ ios_base::sync_with_stdio(false); cin.tie(nullptr); int n,q;cin>>n>>q; vector<int> v(n); for(int i=0;i<n;i++){ cin>>v[i]; } while(q--){ int l,r;cin>>l>>r; l--;r--; ll ans=0; for(int i=0;i<n;i++){ set<int> s; for(int j=i;j<n;j++){ s.insert(v[j]); ans+=s.size(); } } cout<<ans<<endl; } }
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