Submission #531261

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
531261	2022-02-28 09:36:06	hohohaha	A Huge Tower (CEOI10_tower)	C++14	45 / 100	330 ms	82372 KiB

tower

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#include<bits/stdc++.h>
using namespace std;
#define fori(i, a, b) for(int i = (int) (a); i <= (int) (b); i++) 
#define ford(i, a, b) for(int i = (int) (a); i >= (int) (b); i--) 
#define ii pair<int, int> 
#define fi first
#define se second
#define vi vector<int> 
#define eb emplace_back
#define sp ' '
#define int long long
const int maxn = 3e6 + 5, mod = 1e9 + 9; 
int n, d; 
int arr[maxn]; 
int dp[1 << 20][20]; 
signed main() { 
//  freopen("tower.inp", "r", stdin); 
//  freopen("tower.out", "w", stdout); 
  ios_base::sync_with_stdio(0); 
  cin.tie(0); 
  cout.tie(0); 
  cin >> n >> d; 
  fori(i, 0, n - 1) cin >> arr[i]; 
  fori(i, 0, n - 1) dp[1 << i][i] = 1; 
  fori(mask, 1, (1 << n) - 1) { 
    fori(last, 0, n - 1) { 
      if(mask >> last & 1) { 
        fori(nxt, 0, n - 1) { 
          if(!(mask >> nxt & 1)) { 
            if(arr[nxt] <= arr[last] + d) { 
 
 
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• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
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