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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. typedef long long ll;
  4. const int Mod=1e9+7;
  5. const ll INF = 10000000000000;
  6. const int N = 1e6+7;
  7.  
  8. void solve() {
  9.    int n;
  10.    cin >> n;
  11.    vector<int> a(n);
  12.    for(int i=0;i<n;i++) cin >> a[i];
  13.    int mi = *min_element(a.begin(),a.end());
  14.    int cnt = count(a.begin(),a.end(),mi);
  15.    if(mi==0 && cnt>=2) cout << 0 << '\n';
  16.    else if(mi==0){
  17.     int ans =1;
  18.     for(int i=0;i<n;i++){
  19.       if(a[i]==0) continue;
  20.       ans*=a[i];
  21.     }
  22.      cout << ans << '\n';
  23.    }
  24.    else{
  25.       bool ok = true;
  26.       int ans = 1;
  27.       for(int i=0;i<n;i++){
  28.         if(a[i]==mi && ok){
  29.           a[i]++;
  30.           ok=false;
  31.         }
  32.         ans*=a[i];
  33.       }
  34.       cout << ans << '\n';
  35.    }
  36. }       
  37.  
  38. int main(){ 
  39.     ios::sync_with_stdio(false);
  40.     cin.tie(nullptr);
  41.  
  42.     int t;
  43.     cin >> t;
  44.     while (t--) solve();
  45.  
  46.  
  47.     return 0;
  48. }
  49.  
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
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4
4
2 2 1 2
3
0 1 2
5
4 3 2 3 4
9
9 9 9 9 9 9 9 9 9
stdout
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16
2
432
430467210
https://ideone.com/4FBcpS
language:
C++ (gcc 8.3)
created:
5 days ago
visibility:
public

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