oj.uz

Submission #804587

# Submission time Handle Problem Language Result Execution time Memory
804587 2023-08-03T10:00:52 Z Dan4Life Last supper (IOI12_supper) C++17
17 / 100
 383 ms 21988 KB 
#include "advisor.h"
#include <bits/stdc++.h>
using namespace std;
 
void ComputeAdvice(int *C, int N, int K, int M) {
  set<int> S; set<pair<int,int>> SS; 
  vector<int> v[N+1]; int pos[N+1];
  for(int i = 0; i < N; i++) v[C[i]].push_back(i);
  for(int i = 0; i < N; i++) v[i].push_back(N+1);
  for(int i = 0; i < K; i++){
	  int nx = *upper_bound(begin(v[i]),end(v[i]),-1);
	  S.insert(i); SS.insert({nx,i}); pos[i]=i;
  }
  for(int i = 0; i < N; i++) {
	int req = C[i];
	if(S.count(req)){
		int nx = *upper_bound(begin(v[req]),end(v[req]),i);
		SS.erase({i,req}); SS.insert({nx,req}); 
		for(int j = 0; j < 15; j++) WriteAdvice((pos[req]>>j)&1);
		continue;
	}
	int getCol = (--end(SS))->second; pos[req] = pos[getCol];
	for(int j = 0; j < 15; j++) WriteAdvice((pos[getCol]>>j)&1);
	S.erase(getCol); S.insert(req);
	int nx = *upper_bound(begin(v[req]),end(v[req]),i);
	SS.erase(--end(SS)); SS.insert({nx,req});
  }
}

#include "assistant.h"
#include <bits/stdc++.h>
using namespace std;
 
void Assist(unsigned char *A, int N, int K, int R) {
	int a[K+1]; for(int i = 0; i < K; i++) a[i] = i;
	for(int i = 0; i < N; i++){
		int req = GetRequest();
		int p = 0; for(int j = 0; j < 15; j++) if(A[15*i+j]) p|=(1<<j);
		if(a[p]!=req) PutBack(a[p]), a[p]=req;
	}
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 576 KB Output is correct
2 Correct 2 ms 520 KB Output is correct
3 Correct 5 ms 804 KB Output is correct
4 Correct 8 ms 1136 KB Output is correct
5 Incorrect 2 ms 924 KB Error - advice is too long
6 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 2464 KB Output is correct
2 Correct 159 ms 10032 KB Output is correct
3 Incorrect 348 ms 21988 KB Error - Putting back a color when it is already on the scaffold
4 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 259 ms 16860 KB Output is correct
2 Correct 355 ms 20828 KB Output is correct
3 Correct 336 ms 21024 KB Output is correct
4 Correct 337 ms 21076 KB Output is correct
5 Correct 373 ms 20448 KB Output is correct
6 Correct 338 ms 21020 KB Output is correct
7 Correct 333 ms 20996 KB Output is correct
8 Correct 322 ms 21052 KB Output is correct
9 Correct 300 ms 21184 KB Output is correct
10 Correct 332 ms 20968 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 912 KB Error - advice is too long
2 Halted 0 ms 0 KB -

Subtask #5
8.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 357 ms 20476 KB Output is partially correct - 1500000 bits used
2 Correct 348 ms 20792 KB Output is partially correct - 1500000 bits used
3 Correct 369 ms 20892 KB Output is partially correct - 1500000 bits used
4 Correct 328 ms 20996 KB Output is partially correct - 1500000 bits used
5 Correct 325 ms 20916 KB Output is partially correct - 1500000 bits used
6 Correct 334 ms 21008 KB Output is partially correct - 1500000 bits used
7 Correct 326 ms 20952 KB Output is partially correct - 1497585 bits used
8 Correct 383 ms 20988 KB Output is partially correct - 1500000 bits used
9 Correct 336 ms 21072 KB Output is partially correct - 1500000 bits used
10 Correct 329 ms 21140 KB Output is partially correct - 1500000 bits used