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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. const int maxn=5e3+4;
  4. int n, ans=-1, a[maxn];
  5. int main()
  6. {
  7.     ios_base::sync_with_stdio(0);
  8.     cin.tie(0);
  9.     cin >> n;
  10.     for(int i=1;i<=n;i++) cin >> a[i];
  11.     for(int i=1;i<=n;i++) for(int j=i+1;j<=n;j++) for(int k=j+1;k<=n;k++) if(a[i]<a[j] && a[j]<a[k]) ans=max(ans, a[i]+a[j]+a[k]);
  12.     cout << ans;
  13. }
  14.  
Success #stdin #stdout 0.01s 5312KB
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stdin
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Standard input is empty
stdout
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-1
https://ideone.com/lfK8oI
language:
C++14 (gcc 8.3)
created:
101 days ago
visibility:
secret

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