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  1. #include <iostream>
  2. #include <vector>
  3. #include <random>
  4. using namespace std;
  5. #define ll long long int
  6.  
  7. void solve()
  8. {
  9.     int n,q;cin>>n>>q;
  10.     vector<int> v(n), v2(n);
  11.     vector<vector<ll>> a(5, vector<ll>(n)), b(5, vector<ll>(n)), tmp(n+1, vector<ll> (5));
  12.     for(int i=0;i<n;i++) cin>>v[i];
  13.     for(int i=0;i<n;i++) cin>>v2[i];
  14.     random_device rd;
  15.     mt19937 gen(rd());
  16.     uniform_int_distribution<ll> dist(1, (ll)1e11);
  17.     for(int i=1;i<=n;i++) {
  18.         for(int j=0;j<5;j++) {
  19.             tmp[i][j] = dist(gen);
  20.         }
  21.     }
  22.     for(int i=0;i<5;i++) {
  23.         for(int j=0;j<n;j++) {
  24.             a[i][j] = tmp[v[j]][i];
  25.             b[i][j] = tmp[v2[j]][i];
  26.             if (j) a[i][j] += a[i][j-1], b[i][j] += b[i][j-1];
  27.         }
  28.     }
  29.     while (q--) {
  30.         int l,r,l2,r2;
  31.         cin>>l>>r>>l2>>r2;
  32.         if (r-l != r2-l2) {
  33.             cout<<"No\n";
  34.             continue;
  35.         }
  36.         l-=2,r--,l2-=2,r2--;
  37.         bool found = 1;
  38.         for (int i=0;i<5; i++) {
  39.             ll sum1 = a[i][r], sum2 = b[i][r2];
  40.             if (l > -1) sum1 -= a[i][l];
  41.             if (l2 > -1) sum2 -= b[i][l2];
  42.             if (sum1 != sum2) found = 0;
  43.         }
  44.         if (found) cout << "Yes\n";
  45.         else cout << "No\n";
  46.     }
  47. }
  48. int main()
  49. {
  50.     ios_base::sync_with_stdio(0);
  51.     cin.tie(0);
  52.     cout.tie(0);
  53.     int t = 1; //cin>>t;
  54.     while (t--)
  55.     {
  56.         solve();
  57.     }
  58. }
Success #stdin #stdout 0.01s 5312KB
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https://ideone.com/mksHo1
language:
C++14 (gcc 8.3)
created:
14 hours ago
visibility:
public

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