답안 #1112973

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1112973 2024-11-15T10:28:00 Z SalihSahin 커다란 상품 (IOI17_prize) C++14
20 / 100
200 ms 12388 KB
#include <bits/stdc++.h>
#define pb push_back
#include "prize.h"

using namespace std;
/*
static const int max_q = 10000;
static int n;
static int query_count = 0;
static vector<int> g;
static vector<vector<int> > rank_count;

vector<int> ask(int i) {
   query_count++;
   if(query_count > max_q) {
      cerr << "Query limit exceeded" << endl;
      //cout<<query_count<<" babag "<<endl;
      exit(0);
   }

   if(i < 0 || i >= n) {
      cerr << "Bad index: " << i << endl;
      exit(0);
   }

   vector<int> res(2);
   res[0] = rank_count[g[i] - 1][i + 1];
   res[1] = rank_count[g[i] - 1][n] - res[0];
   return res;
}
*/
const int MAXN = 2e5 + 5;
vector<vector<int> > check(MAXN, vector<int>(2, -1));
vector<int> small(MAXN);

void f(int n, int smallcnt, int l, int r, int cnt){
   if(l == r){
      check[l] = ask(l);
      small[l] = 1;
      return;
   }
   int mid = (l + r)/2;
   int m = -1;

   for(int delt = 0; delt <= (r - l + 1)/2 + 1; delt++){
      if(mid + delt <= r){
         if(check[mid + delt][0] == -1) check[mid + delt] = ask(mid + delt);
         if(check[mid + delt][0] + check[mid + delt][1] == smallcnt){
            m = mid + delt;
            break;
         }
         else{
            small[mid + delt] = 1;
         }
      }

      if(mid - delt >= l){
         if(check[mid - delt][0] == -1) check[mid - delt] = ask(mid - delt);
         if(check[mid - delt][0] + check[mid - delt][1] == smallcnt){
            m = mid - delt;
            break;
         }
         else{
            small[mid - delt] = 1;
         }
      }
   }

   if(m == -1) return; // aralıktaki herkes small ve tagledik
   if(l > 0 && check[l-1][0] == -1) check[l-1] = ask(l-1);
   if(r < n-1 && check[r+1][0] == -1) check[r+1] = ask(r+1);

   int solcnt = check[m][0] - (l > 0 ? check[l-1][0] : 0);
   int sagcnt = check[m][1] - (r < n-1 ? check[r+1][1] : 0);
   if(l <= m-1 && solcnt > 0){
      //cout<<l<<" - "<<m-1<<" -> "<<solcnt<<endl;
      f(n, smallcnt, l, m-1, solcnt);
   }

   if(m+1 <= r && sagcnt > 0){
      //cout<<m+1<<" - "<<r<<" -> "<<sagcnt<<endl;
      f(n, smallcnt, m+1, r, sagcnt);
   }
}

long long kokbul(long long n){
   long long l = 1, r = n;
   while(l < r){
      long long m = (l + r)/2;

      if(m * m < n) l = m + 1;
      else r = m;
   }

   return l;
}

int find_best(int n) {
   int smallcnt = 0;
   int kok = kokbul(n) + 3;
   for(int i = 0; i < kok; i++){
      check[i] = ask(i);
      smallcnt = max(smallcnt, check[i][0] + check[i][1]);
   }
   for(int i = 0; i < kok; i++){
      if(check[i][0] + check[i][1] < smallcnt) small[i] = 1;
   }

   f(n, smallcnt, 0, n-1, smallcnt);
   int ans = -1;
   for(int i = 0; i < n; i++){
      if(small[i] == 1){
         if(check[i][0] == -1) check[i] = ask(i);
         if(check[i][0] + check[i][1] == 0){
            ans = i;
         }
      }
   }
   return ans;
}
/*
int main() {
   cin>>n;
   g.resize(n);

   for(int i = 0; i < n; i++) {
      cin>>g[i];
      if(g[i] < 1) {
         cerr << "Invalid rank " << g[i] << " at index " << i << endl;
         exit(0);
      }
   }

   int max_rank = *max_element(g.begin(), g.end());

   rank_count.resize(max_rank + 1, vector<int>(n + 1, 0));
   for(int r = 0; r <= max_rank; r++) {
      for(int i = 1; i <= n; i++) {
         rank_count[r][i] = rank_count[r][i - 1];
         if(g[i - 1] == r)
           rank_count[r][i]++;
      }
   }

   for(int i = 0; i <= n; i++)
      for(int r = 1; r <= max_rank; r++)
         rank_count[r][i] += rank_count[r - 1][i];

   int res = find_best(n);
   cout << res << endl << "Query count: " << query_count << endl;
   return 0;
}
*/
/*
int main() {
   mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
   int t;
   cin>>t;
   while(t--){
      //cin>>n;
      //n = rng() % 55 + 7;
      n = 1e5;
      g.resize(n);

      for(int i = 0; i < n; i++){
         small[i] = 0;
         check[i][0] = check[i][1] = -1;
      }

      for(int i = 0; i < n; i++) {
         //cin>>g[i];
         g[i] = 2;
         if(g[i] < 1) {
            cerr << "Invalid rank " << g[i] << " at index " << i << endl;
            exit(0);
         }
      }
      int x = rng() % n;
      g[x] = 1;

      int max_rank = *max_element(g.begin(), g.end());

      rank_count.clear();
      rank_count.resize(max_rank + 1, vector<int>(n + 1, 0));
      for(int r = 0; r <= max_rank; r++) {
         for(int i = 1; i <= n; i++) {
            rank_count[r][i] = rank_count[r][i - 1];
            if(g[i - 1] == r)
              rank_count[r][i]++;
         }
      }

      for(int i = 0; i <= n; i++)
         for(int r = 1; r <= max_rank; r++)
            rank_count[r][i] += rank_count[r - 1][i];

      int res = find_best(n);
      if(res == -1){
         cout<<x<<" olması lazımdı "<<n<<" size array "<<endl;
         cout << res << endl << "Query count: " << query_count << endl;
      }
      cout<<x<<" olması lazımdı "<<n<<" size array "<<endl;
      cout << res << endl << "Query count: " << query_count << endl;
      query_count = 0;
   }

   return 0;
}
*/
# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 12112 KB Output is correct
2 Correct 19 ms 12124 KB Output is correct
3 Correct 19 ms 12112 KB Output is correct
4 Correct 21 ms 12176 KB Output is correct
5 Correct 21 ms 11964 KB Output is correct
6 Correct 19 ms 12112 KB Output is correct
7 Correct 19 ms 12112 KB Output is correct
8 Correct 20 ms 12112 KB Output is correct
9 Correct 17 ms 12112 KB Output is correct
10 Correct 19 ms 12112 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 12360 KB Output is correct
2 Correct 18 ms 12192 KB Output is correct
3 Correct 20 ms 12112 KB Output is correct
4 Correct 22 ms 12388 KB Output is correct
5 Correct 17 ms 12104 KB Output is correct
6 Correct 17 ms 12112 KB Output is correct
7 Correct 20 ms 12112 KB Output is correct
8 Correct 20 ms 12180 KB Output is correct
9 Correct 22 ms 12368 KB Output is correct
10 Correct 17 ms 12280 KB Output is correct
11 Correct 27 ms 12112 KB Output is correct
12 Correct 28 ms 12112 KB Output is correct
13 Correct 22 ms 12112 KB Output is correct
14 Correct 32 ms 12112 KB Output is correct
15 Partially correct 101 ms 12112 KB Partially correct - number of queries: 5271
16 Partially correct 111 ms 12112 KB Partially correct - number of queries: 5518
17 Partially correct 120 ms 12176 KB Partially correct - number of queries: 5530
18 Partially correct 112 ms 12112 KB Partially correct - number of queries: 5519
19 Partially correct 106 ms 12112 KB Partially correct - number of queries: 5226
20 Correct 74 ms 12360 KB Output is correct
21 Partially correct 110 ms 12112 KB Partially correct - number of queries: 5484
22 Correct 98 ms 12112 KB Output is correct
23 Correct 20 ms 12112 KB Output is correct
24 Correct 24 ms 12112 KB Output is correct
25 Partially correct 97 ms 12112 KB Partially correct - number of queries: 5147
26 Partially correct 105 ms 12112 KB Partially correct - number of queries: 5120
27 Correct 20 ms 12112 KB Output is correct
28 Partially correct 102 ms 12112 KB Partially correct - number of queries: 5065
29 Correct 86 ms 12112 KB Output is correct
30 Partially correct 100 ms 12172 KB Partially correct - number of queries: 5481
31 Partially correct 97 ms 12112 KB Partially correct - number of queries: 5476
32 Correct 23 ms 12112 KB Output is correct
33 Correct 11 ms 12112 KB Output is correct
34 Partially correct 101 ms 11992 KB Partially correct - number of queries: 5506
35 Correct 20 ms 12112 KB Output is correct
36 Partially correct 111 ms 12172 KB Partially correct - number of queries: 5493
37 Correct 22 ms 12112 KB Output is correct
38 Correct 22 ms 12112 KB Output is correct
39 Partially correct 112 ms 12112 KB Partially correct - number of queries: 5490
40 Correct 97 ms 12360 KB Output is correct
41 Partially correct 102 ms 12112 KB Partially correct - number of queries: 5514
42 Partially correct 98 ms 12180 KB Partially correct - number of queries: 5514
43 Partially correct 102 ms 12284 KB Partially correct - number of queries: 5382
44 Partially correct 101 ms 12112 KB Partially correct - number of queries: 5518
45 Partially correct 100 ms 12176 KB Partially correct - number of queries: 5132
46 Partially correct 101 ms 12172 KB Partially correct - number of queries: 5526
47 Partially correct 86 ms 12112 KB Partially correct - number of queries: 5162
48 Partially correct 111 ms 12112 KB Partially correct - number of queries: 5515
49 Partially correct 99 ms 12176 KB Partially correct - number of queries: 5533
50 Partially correct 108 ms 12112 KB Partially correct - number of queries: 5531
51 Partially correct 106 ms 12280 KB Partially correct - number of queries: 5524
52 Partially correct 110 ms 12112 KB Partially correct - number of queries: 5516
53 Correct 22 ms 12112 KB Output is correct
54 Partially correct 114 ms 12112 KB Partially correct - number of queries: 5483
55 Partially correct 114 ms 12112 KB Partially correct - number of queries: 5514
56 Partially correct 119 ms 12112 KB Partially correct - number of queries: 5505
57 Partially correct 116 ms 12176 KB Partially correct - number of queries: 5489
58 Partially correct 113 ms 12112 KB Partially correct - number of queries: 5498
59 Partially correct 108 ms 12112 KB Partially correct - number of queries: 5520
60 Partially correct 109 ms 12112 KB Partially correct - number of queries: 5466
61 Correct 21 ms 12112 KB Output is correct
62 Correct 18 ms 12112 KB Output is correct
63 Correct 18 ms 12112 KB Output is correct
64 Correct 22 ms 12280 KB Output is correct
65 Correct 20 ms 12112 KB Output is correct
66 Correct 25 ms 12112 KB Output is correct
67 Correct 28 ms 12112 KB Output is correct
68 Correct 20 ms 12112 KB Output is correct
69 Correct 29 ms 12172 KB Output is correct
70 Correct 21 ms 12172 KB Output is correct
71 Partially correct 91 ms 12176 KB Partially correct - number of queries: 5209
72 Correct 26 ms 12112 KB Output is correct
73 Partially correct 93 ms 12112 KB Partially correct - number of queries: 5146
74 Partially correct 102 ms 12112 KB Partially correct - number of queries: 5173
75 Correct 17 ms 12112 KB Output is correct
76 Correct 90 ms 12112 KB Output is correct
77 Partially correct 104 ms 12112 KB Partially correct - number of queries: 5595
78 Correct 27 ms 12112 KB Output is correct
79 Correct 59 ms 12172 KB Output is correct
80 Partially correct 103 ms 12176 KB Partially correct - number of queries: 5579
81 Partially correct 108 ms 12180 KB Partially correct - number of queries: 5583
82 Partially correct 117 ms 12112 KB Partially correct - number of queries: 5536
83 Correct 20 ms 12112 KB Output is correct
84 Correct 92 ms 12176 KB Output is correct
85 Partially correct 119 ms 12180 KB Partially correct - number of queries: 5534
86 Incorrect 200 ms 12280 KB Incorrect
87 Halted 0 ms 0 KB -