oj.uz

Submission #126771

# Submission time Handle Problem Language Result Execution time Memory
126771 2019-07-08T11:44:07 Z RockyB Last supper (IOI12_supper) C++17
0 / 100
 363 ms 28408 KB 
#include "advisor.h"
#include <bits/stdc++.h>

#define f first
#define s second

#define pb push_back
#define pp pop_back

#define sz(x) (int)x.size()

#define rep(z, a, b) for (int z = (a); (z) <= (b); z++)
#define per(z, a, b) for (int z = (a); (z) >= (b); z--)

using namespace std;

const int MAXN = (int)2e5 + 7;


vector <int> nxt[MAXN];
void ComputeAdvice(int *C, int N, int K, int M) {
  per(i, N - 1, 0) nxt[i].pb(N);
  per(i, N - 1, 0) nxt[C[i]].pb(i);

  set < pair <int, int > > st;
  rep(i, 0, K - 1) st.insert({nxt[i].back(), i});

  int Log = log2(N);

  rep(i, 0, N - 1) {
    while (sz(st) && st.begin() -> f <= i) {
      int x = st.begin() -> s;
      st.erase(st.begin());
      nxt[x].pp();
      st.insert({nxt[x].back(), x});
    }
    if (st.count({nxt[C[i]].back(), C[i]})) {
      WriteAdvice(0);
      continue;
    }
    int del = st.rbegin() -> s;
    st.erase(--st.end());
    st.insert({nxt[C[i]].back(), C[i]});
    WriteAdvice(1);
    rep(j, 0, Log - 1) {
      WriteAdvice((del >> j) & 1);
    }
  }
}
#include "assistant.h"
#include <bits/stdc++.h>
 
#define f first
#define s second
 
#define pb push_back
#define pp pop_back
 
#define sz(x) (int)x.size()
 
#define rep(z, a, b) for (int z = (a); (z) <= (b); z++)
#define per(z, a, b) for (int z = (a); (z) >= (b); z--)
 
using namespace std;
 
const int MAXN = (int)2e5 + 7;
 
void Assist(unsigned char *A, int N, int K, int R) {
  int LOG = log2(N), ptr = 0;
  for (int i = 0; i < N; i++) {
    GetRequest();
    if (A[ptr] == 0) {
      ptr++;
      continue;
    }
    else {
      ptr++;
      int val = 0;
      rep(j, 0, LOG - 1) {
        if (A[ptr + j] == 1) val |= 1 << j;
      }
      ptr += LOG;
      // cerr << val << " -> " << endl;
      PutBack(val);
    }
  }
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 9968 KB Output is correct
2 Incorrect 8 ms 9968 KB Error - Putting back a color that is not on the scaffold
3 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 30 ms 11504 KB Error - Putting back a color that is not on the scaffold
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 236 ms 22712 KB Error - Not putting back color when it is not on the scaffold
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 10 ms 10480 KB Error - advice is too long
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 39.0

# Verdict Execution time Memory Grader output
1 Incorrect 303 ms 25936 KB Error - Putting back a color that is not on the scaffold
2 Incorrect 296 ms 25704 KB Error - Putting back a color that is not on the scaffold
3 Incorrect 298 ms 26096 KB Error - Putting back a color that is not on the scaffold
4 Incorrect 295 ms 25960 KB Error - Putting back a color that is not on the scaffold
5 Incorrect 293 ms 26096 KB Error - Putting back a color that is not on the scaffold
6 Incorrect 300 ms 25848 KB Error - Putting back a color that is not on the scaffold
7 Incorrect 294 ms 25840 KB Error - Putting back a color that is not on the scaffold
8 Incorrect 295 ms 25840 KB Error - Putting back a color that is not on the scaffold
9 Incorrect 296 ms 25840 KB Error - Putting back a color that is not on the scaffold
10 Incorrect 363 ms 28408 KB Error - Putting back a color that is not on the scaffold