oj.uz

Submission #98211

# Submission time Handle Problem Language Result Execution time Memory
98211 2019-02-21T14:34:25 Z E869120 Last supper (IOI12_supper) C++14
43 / 100
 403 ms 31096 KB 
#include "advisor.h"
#include <bits/stdc++.h>
using namespace std;

int post[1 << 18], I[1 << 18]; vector<int> Z[1 << 18];
bool used[1 << 18];

void ComputeAdvice(int *C, int N, int K, int M) {
	for (int i = 0; i < N; i++) Z[C[i]].push_back(i);
	for (int i = 0; i < N; i++) post[i] = (1 << 30);
	for (int i = 0; i < N; i++) {
		for (int j = (int)Z[i].size() - 2; j >= 0; j--) post[Z[i][j]] = Z[i][j + 1];
	}
	
	priority_queue<pair<int, int>, vector<pair<int, int>>, less<pair<int, int>>> que;
	for (int i = 0; i < K; i++) {
		used[i] = true; I[i] = i;
		if (Z[i].size() >= 1) que.push(make_pair(Z[i][0], i));
		else que.push(make_pair((1 << 30), i));
	}
	//cout << "post = "; for (int i = 0; i < N; i++) cout << post[i] << ","; cout << endl;
	
	vector<int> L;
	for (int i = 0; i < N; i++) {
		if (used[C[i]] == false) {
			pair<int, int> G = que.top(); que.pop();
			used[G.second] = false; I[C[i]] = I[G.second]; L.push_back(I[C[i]]);
		}
		que.push(make_pair(post[i], C[i])); used[C[i]] = true;
	}
	
	int sz = 1, size_ = 2;
	while (size_ < K) { size_ *= 2; sz++; }
	
	for (int i = 0; i < L.size(); i++) {
		for (int j = 0; j < sz; j++) WriteAdvice((L[i] / (1 << j)) % 2);
	}
}

#include "assistant.h"
#include <bits/stdc++.h>
using namespace std;

int LL[1 << 18], DAI[1 << 18]; bool used2[1 << 18];

void Assist(unsigned char *A, int N, int K, int R) {
	int sz = 1, size_ = 2;
	while (size_ < K) { size_ *= 2; sz++; }
	
	for (int i = 0; i < R / sz; i++) {
		for (int j = 0; j < sz; j++) { LL[i] += A[i * sz + j] * (1 << j); }
	}
	
	for (int i = 0; i < K; i++) { used2[i] = true; DAI[i] = i; }
	
	int cnt = 0;
	for (int i = 0; i < N; i++) {
		int G = GetRequest();
		if (used2[G] == false) {
			int nex = LL[cnt]; //cout << "request = " << G << ", nex = " << nex << ", initial value = " << DAI[nex] << ", num = " << LL[cnt] << endl;
			PutBack(DAI[nex]); cnt++;
			used2[G] = true; used2[DAI[nex]] = false; DAI[nex] = G;
		}
	}
}

Compilation message

advisor.cpp: In function 'void ComputeAdvice(int*, int, int, int)':
advisor.cpp:35:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < L.size(); i++) {
                  ~~^~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 13056 KB Output is correct
2 Correct 12 ms 13056 KB Output is correct
3 Correct 13 ms 13312 KB Output is correct
4 Correct 15 ms 13312 KB Output is correct
5 Correct 13 ms 13568 KB Output is correct
6 Correct 20 ms 13824 KB Output is correct
7 Correct 16 ms 13568 KB Output is correct
8 Correct 24 ms 13824 KB Output is correct
9 Correct 20 ms 13568 KB Output is correct
10 Correct 19 ms 13824 KB Output is correct
11 Correct 13 ms 13568 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 14336 KB Output is correct
2 Correct 140 ms 18424 KB Output is correct
3 Correct 369 ms 29760 KB Output is correct
4 Correct 211 ms 25568 KB Output is correct
5 Correct 250 ms 27664 KB Output is correct
6 Correct 403 ms 27744 KB Output is correct
7 Correct 251 ms 27656 KB Output is correct
8 Correct 339 ms 28168 KB Output is correct
9 Correct 164 ms 22000 KB Output is correct
10 Correct 226 ms 26464 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 206 ms 23912 KB Output is correct
2 Correct 303 ms 26928 KB Output is correct
3 Correct 253 ms 27152 KB Output is correct
4 Correct 291 ms 26000 KB Output is correct
5 Correct 156 ms 23664 KB Output is correct
6 Correct 261 ms 26896 KB Output is correct
7 Correct 293 ms 26856 KB Output is correct
8 Correct 322 ms 31096 KB Output is correct
9 Correct 174 ms 22056 KB Output is correct
10 Correct 258 ms 27152 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 10 ms 13312 KB Error - advice is too long
2 Halted 0 ms 0 KB -

Subtask #5
17.0 / 39.0

# Verdict Execution time Memory Grader output
1 Partially correct 264 ms 27440 KB Output is partially correct - 772365 bits used
2 Partially correct 292 ms 26976 KB Output is partially correct - 742095 bits used
3 Partially correct 300 ms 27312 KB Output is partially correct - 712470 bits used
4 Partially correct 297 ms 26784 KB Output is partially correct - 712005 bits used
5 Partially correct 209 ms 26896 KB Output is partially correct - 710610 bits used
6 Partially correct 250 ms 26896 KB Output is partially correct - 712155 bits used
7 Partially correct 252 ms 26896 KB Output is partially correct - 711090 bits used
8 Partially correct 228 ms 26960 KB Output is partially correct - 713340 bits used
9 Partially correct 311 ms 27152 KB Output is partially correct - 712830 bits used
10 Partially correct 333 ms 30848 KB Output is partially correct - 1117620 bits used