oj.uz

Submission #97228

# Submission time Handle Problem Language Result Execution time Memory
97228 2019-02-14T13:34:57 Z E869120 Koala Game (APIO17_koala) C++14
47 / 100
 79 ms 512 KB 
#include "koala.h"
#include <iostream>
#include <vector>
using namespace std;

int D[109], R[109];

void preset() {
	for (int i = 0; i < 109; i++) { D[i] = 0; R[i] = 0; }
}

int minValue(int N, int W) {
	preset(); D[0] = 1;
	playRound(D, R);
	for (int i = 0; i < N; i++) {
		if (D[i] >= R[i]) return i;
	}
	return -1;
}

int maxValue(int N, int W) {
	int P[4] = { 1, 2, 4, 11 };
	vector<int>I; for (int i = 0; i < N; i++) I.push_back(i);
	for (int i = 0; i < 4; i++) {
		preset();
		for (int j = 0; j < I.size(); j++) D[I[j]] = P[i];
		playRound(D, R);
		vector<int>II; for (int j = 0; j < I.size(); j++) { if (D[I[j]] < R[I[j]]) II.push_back(I[j]); }
		I = II;
	}
	return I[0];
}

int solve_3(int N, int W, int P) {
	preset();
	D[0] = P; D[1] = P;
	playRound(D, R);
	int v1 = 0; if (D[0] < R[0]) v1 = 1;
	int v2 = 0; if (D[1] < R[1]) v2 = 2;
	return v1 + v2;
}

int greaterValue(int N, int W) {
	int G = solve_3(N, W, 6);
	if (G == 1 || G == 2) return G - 1;

	if (G == 0) {
		int G1 = solve_3(N, W, 1); if (G1 == 1 || G1 == 2) return G1 - 1;
		int G2 = solve_3(N, W, 3); if (G2 == 1 || G2 == 2) return G2 - 1;
		return -1;
	}
	if (G == 3) {
		int G1 = solve_3(N, W, 9); if (G1 == 1 || G1 == 2) return G1 - 1;
		return -1;
	}
	return -1;
}

bool isgreater(int N, int u, int v) {
	preset();
	D[u] = N; D[v] = N;
	playRound(D, R);

	if (R[v] > D[v]) {
		// u < v
		return true;
	}
	return false;
}

vector<int> mergesort(int N, vector<int>J) {
	if (J.size() == 1) return J;
	vector<int>J1, J2;
	for (int i = 0; i < J.size() / 2; i++) J1.push_back(J[i]);
	for (int i = J.size() / 2; i < J.size(); i++) J2.push_back(J[i]);

	vector<int>K1 = mergesort(N, J1);
	vector<int>K2 = mergesort(N, J2);
	vector<int>L; int cl = 0, cr = 0;
	while (cl + cr < (int)J.size()) {
		if (cl == J1.size()) { L.push_back(K2[cr]); cr++; }
		else if (cr == J2.size()) { L.push_back(K1[cl]); cl++; }
		else {
			bool t = isgreater(N, K1[cl], K2[cr]);
			if (t == true) { L.push_back(K1[cl]); cl++; }
			else { L.push_back(K2[cr]); cr++; }
		}
	}
	return L;
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
		vector<int>K; for (int i = 0; i < N; i++) K.push_back(i);
		vector<int>KK = mergesort(N, K);
		for (int i = 0; i < N; i++) P[KK[i]] = i + 1;
    }
	else {
        
    }
}

Compilation message

koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:26:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = 0; j < I.size(); j++) D[I[j]] = P[i];
                   ~~^~~~~~~~~~
koala.cpp:28:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   vector<int>II; for (int j = 0; j < I.size(); j++) { if (D[I[j]] < R[I[j]]) II.push_back(I[j]); }
                                  ~~^~~~~~~~~~
koala.cpp: In function 'std::vector<int> mergesort(int, std::vector<int>)':
koala.cpp:74:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < J.size() / 2; i++) J1.push_back(J[i]);
                  ~~^~~~~~~~~~~~~~
koala.cpp:75:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = J.size() / 2; i < J.size(); i++) J2.push_back(J[i]);
                             ~~^~~~~~~~~~
koala.cpp:81:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (cl == J1.size()) { L.push_back(K2[cr]); cr++; }
       ~~~^~~~~~~~~~~~
koala.cpp:82:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   else if (cr == J2.size()) { L.push_back(K1[cl]); cl++; }
            ~~~^~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 7 ms 384 KB Output is correct
4 Correct 8 ms 384 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 384 KB Output is correct
2 Correct 15 ms 384 KB Output is correct
3 Correct 12 ms 384 KB Output is correct
4 Correct 21 ms 384 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 428 KB Output is correct
2 Correct 70 ms 408 KB Output is correct
3 Correct 51 ms 384 KB Output is correct
4 Correct 75 ms 384 KB Output is correct
5 Correct 60 ms 512 KB Output is correct
6 Correct 69 ms 384 KB Output is correct
7 Correct 63 ms 384 KB Output is correct
8 Correct 79 ms 420 KB Output is correct
9 Correct 58 ms 512 KB Output is correct
10 Correct 78 ms 504 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 384 KB Output is correct
2 Correct 50 ms 384 KB Output is correct
3 Correct 49 ms 504 KB Output is correct
4 Correct 46 ms 384 KB Output is correct
5 Correct 38 ms 384 KB Output is correct
6 Correct 45 ms 388 KB Output is correct
7 Correct 33 ms 384 KB Output is correct
8 Correct 36 ms 384 KB Output is correct
9 Correct 60 ms 384 KB Output is correct
10 Correct 40 ms 384 KB Output is correct
11 Correct 39 ms 384 KB Output is correct
12 Correct 32 ms 384 KB Output is correct
13 Correct 49 ms 384 KB Output is correct
14 Correct 44 ms 384 KB Output is correct
15 Correct 29 ms 504 KB Output is correct
16 Correct 34 ms 384 KB Output is correct
17 Correct 34 ms 384 KB Output is correct
18 Correct 32 ms 384 KB Output is correct
19 Correct 31 ms 384 KB Output is correct
20 Correct 34 ms 384 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -