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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. #define pb push_back
  4. #define MOD 1000000007
  5. #define PI 4 * atan(1)
  6. #define sz(A) (int)A.size()
  7. typedef long long ll;
  8. typedef vector<int> vi;
  9. typedef pair<int, int> pii;
  10. typedef vector<long long> vll;
  11. typedef long int int32;
  12. typedef unsigned long int uint32;
  13. typedef long long int int64;
  14. typedef unsigned long long int uint64;
  15.  
  16. inline void solve(int test){
  17.     set<int> s;
  18.     int n; cin >> n;
  19.     int a[n];
  20.     for(int i=0; i<n; i++){
  21.         cin >> a[i];
  22.         s.insert(a[i]);
  23.     }
  24.     if(s.size() == n && is_sorted(a, a+n)) cout << "1\n";
  25.     else cout << "0\n";
  26. }   
  27. int main(){
  28.     ios_base::sync_with_stdio(false);
  29.     cin.tie(NULL);
  30.     cout.tie(NULL);
  31.     int typetest = 1;
  32.     if (typetest){
  33.         int t;
  34.         cin >> t;
  35.         cin.ignore();
  36.         for(int i=1; i<=t; i++){
  37.             solve(i);
  38.         }
  39.     }
  40.     else solve(0);
  41. }
Success #stdin #stdout 0.01s 5312KB
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https://ideone.com/8Drm9l
language:
C++14 (gcc 8.3)
created:
6 days ago
visibility:
public

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