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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. #define ll long long
  4. const ll MOD = 1e9 + 7;
  5. const double PI = 3.14159265358979323846;
  6.  
  7. ll r(ll n) {
  8.     ll x = sqrt(n);
  9.     while (x * x > n) x--;
  10.     while (x * x < n) x++;
  11.     return x;
  12. }
  13.  
  14. signed main() {
  15.     ios::sync_with_stdio(false);
  16.     cin.tie(nullptr);
  17.  
  18.     ll t = 1, n, m, k, a, b, c, d, e, f, w, h, x1, x2, y2, l, x, y, z, q;
  19.     string s;
  20.     //char x, y;
  21.     cin >> t;
  22.     while (t--) {
  23.         ll arr[501][501] = {}, r;
  24.         cin >> n >> x >> y;
  25.         vector<ll> v(n + 1);
  26.         for (ll i = 1; i <= n; i++) cin >> v[i];
  27.         for (ll i = 2; i <= n + 1; i++) {
  28.             for (ll l = 0; l + i - 1 <= n; l++) {
  29.                 r = l + i - 1;
  30.                 if (v[r] < v[l]) arr[l][r] = arr[l][r - 1];
  31.                 else {
  32.                     arr[l][r] = LLONG_MAX;
  33.                     for (int j = l + 1; j < r; j++) if (v[j] <= v[r]) arr[l][r] = min(arr[l][r], arr[l][j - 1] + arr[j][r - 1] + y);
  34.                     arr[l][r] = min(arr[l][r], arr[l][r - 1] + x);
  35.                 }
  36.             }
  37.         }
  38.         cout << arr[0][n] << '\n';
  39.     }
  40.  
  41.     return 0;
  42. }
Success #stdin #stdout 0.01s 5520KB
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https://ideone.com/rMk94V
language:
C++ (gcc 8.3)
created:
2 hours ago
visibility:
public

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