oj.uz

Submission #150754

# Submission time Handle Problem Language Result Execution time Memory
150754 2019-09-01T08:53:47 Z mit한의대지망생(#3602, TAMREF, imeimi2000, suzy) Wine Tasting (FXCUP4_wine) C++17
65 / 100
 13 ms 1700 KB 
#include "bartender.h"
using namespace std;

vector<int> BlendWines(int K, vector<int> R){
	int N = R.size();
	vector<int> A(N);
	if(N <= 5){
		for(int i = 0; i < N; i++) A[i] = (R[i] - 1) % 9 + 1;
		return A;
	}
	for(int i = 0; i < N; i++) A[i] = (R[i] == N-1 ? 10 : (R[i]-1) % 9 + 1);
	return A;
}

#include "taster.h"
#include <bits/stdc++.h>
#define all(v) (v).begin(),(v).end()
using namespace std;

vector<int> g[31];
vector<int> alc;
int cmp[31][31], N;
vector<int> bf(){
	for(int i = 0; i < N; i++){
		for(int j = i + 1; j < N; j++){
			cmp[i][j] = Compare(i, j);
			cmp[j][i] = -cmp[i][j];
		}
	}
	vector<int> R(N), I(N);
	iota(all(I), 0);
	sort(all(I), [](int u, int v){return cmp[u][v] == -1;});
	for(int i = 0; i < N; i++){
		R[I[i]] = i + 1;
	}
	return R;
}

vector<int> SortWines(int K, vector<int> A) {
	//cout << "asdf\n";
	N = A.size();
	alc = A;
	vector<int> R(N);
	for(int i = 0; i < N; i++) g[A[i]].push_back(i);

	if(N <= 5){
		return bf();
	}
	vector<vector<int>> Pms;
	vector<int> P[3];
	vector<int> gmr;
	int r = 0;
	for(int i = 0; i < 3; i++){
		P[i].resize(g[i+1].size());
		r += g[i+1].size();
		iota(all(P[i]), 0);
		copy(all(g[i+1]), back_inserter(gmr));
	}
	//for(int u : gmr) cout << u << ' '; cout << '\n';
	do{
		do{
			do{
				Pms.emplace_back();
				for(int i = 0; i < 3; i++){
					for(int j = 0; j < P[i].size(); j++) Pms.back().push_back(P[i][j] * 1000 + i);
				}
			}while(next_permutation(all(P[2])));
		}while(next_permutation(all(P[1])));
	}while(next_permutation(all(P[0]))); 
	//cout << "permdict " << Pms.size() << "\n";
	vector<vector<int>> sel[2];

	int dep = 0;
	while(Pms.size() > 1){
		int diff = INT_MAX, di, dj;
		for(int i = 0; i < r; i++){
			for(int j = i + 1; j < r; j++){
				int ldiff = 0;
				for(vector<int> &p : Pms){
					if(p[i] < p[j]) ldiff += 1;
					else ldiff -= 1;
				}
				if(abs(ldiff) < diff){
					diff = abs(ldiff);
					di = i;
					dj = j;
				}
			}
		}
		sel[0].clear();
		sel[1].clear();
		for(vector<int>& p : Pms){
			sel[p[di] < p[dj]].push_back(p);
		}
		++dep;
		//cout << "decision tree " << dep << " : " << sel[0].size() << ' ' << sel[1].size() << '\n';
		bool s = (Compare(gmr[di], gmr[dj]) == -1);
		Pms = sel[s];
		sel[!s].clear();
	}

	for(int &q : Pms.back()) q /= 1000;
	int cur = 0;
	for(int i = 1; i <= 3; i++){
		vector<int> tmp(g[i].size());
		for(int j = 0; j < g[i].size(); j++) tmp[Pms.back()[cur + j]] = g[i][j];
		g[i] = tmp;
		cur += g[i].size();
	}
	for(int i = 4; i <= K; i++){
		vector<vector<int>> ps;
		int r = g[i].size();
		vector<int> U(r);
		iota(all(U), 0);
		do{
			vector<int> cU = U;
			ps.push_back(cU);
		}while(next_permutation(all(U)));
		vector<vector<int>> sel[2];
		int dep = 0;
		while(ps.size() > 1){
			int diff = INT_MAX, di, dj;
			for(int i = 0; i < r; i++){
				for(int j = 1; j < r; j++){
					int ldiff = 0;
					for(vector<int> &p : ps){
						if(p[i] < j) ldiff += 1;
						else ldiff -= 1;
					}
					if(abs(ldiff) < diff){
						diff = abs(ldiff);
						di = i;
						dj = j;
					}
				}
			}
			sel[0].clear();
			sel[1].clear();
			for(vector<int>& p : ps){
				sel[p[di] < dj].push_back(p);
			}
			++dep;
			//cout << "decision tree " << dep << " : " << sel[0].size() << ' ' << sel[1].size() << '\n';
			bool s = (Compare(g[i][di], g[1][dj]) == -1);
			ps = sel[s];
			sel[!s].clear();
		}
		vector<int> tmp(r);
		for(int j = 0; j < r; j++) tmp[ps.back()[j]] = g[i][j];
		g[i] = tmp;
	}
	for(int i = 1; i <= K; i++){
		for(int j = 0; j < g[i].size(); j++){
			R[g[i][j]] = j * 9 + i;
		}
	}
	if(g[10].size()) R[g[10][0]] = N-1;
	return R;
}

Compilation message

taster.cpp: In function 'std::vector<int> SortWines(int, std::vector<int>)':
taster.cpp:51:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for(int j = 0; j < P[i].size(); j++) Pms.back().push_back(P[i][j] * 1000 + i);
                     ~~^~~~~~~~~~~~~
taster.cpp:92:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 0; j < g[i].size(); j++) tmp[Pms.back()[cur + j]] = g[i][j];
                  ~~^~~~~~~~~~~~~
taster.cpp:139:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 0; j < g[i].size(); j++){
                  ~~^~~~~~~~~~~~~
taster.cpp:126:15: warning: 'dj' may be used uninitialized in this function [-Wmaybe-uninitialized]
     sel[p[di] < dj].push_back(p);
taster.cpp:108:24: warning: 'di' may be used uninitialized in this function [-Wmaybe-uninitialized]
    int diff = INT_MAX, di, dj;
                        ^~
taster.cpp:61:27: warning: 'dj' may be used uninitialized in this function [-Wmaybe-uninitialized]
   int diff = INT_MAX, di, dj;
                           ^~
taster.cpp:61:23: warning: 'di' may be used uninitialized in this function [-Wmaybe-uninitialized]
   int diff = INT_MAX, di, dj;
                       ^~

Subtask #1
65.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 772 KB Correct
2 Correct 9 ms 644 KB Correct
3 Correct 8 ms 908 KB Correct
4 Correct 8 ms 772 KB Correct
5 Correct 8 ms 772 KB Correct
6 Correct 9 ms 644 KB Correct
7 Correct 11 ms 1412 KB Correct
8 Correct 11 ms 1412 KB Correct
9 Correct 11 ms 1412 KB Correct
10 Correct 12 ms 1412 KB Correct
11 Correct 12 ms 1412 KB Correct
12 Correct 12 ms 1284 KB Correct
13 Correct 12 ms 1412 KB Correct
14 Correct 12 ms 1420 KB Correct
15 Correct 12 ms 1372 KB Correct
16 Correct 12 ms 1548 KB Correct
17 Correct 11 ms 1432 KB Correct
18 Correct 12 ms 1548 KB Correct
19 Correct 11 ms 1412 KB Correct
20 Correct 13 ms 1548 KB Correct
21 Correct 12 ms 1412 KB Correct
22 Correct 12 ms 1548 KB Correct
23 Correct 11 ms 1412 KB Correct
24 Correct 12 ms 1420 KB Correct
25 Correct 11 ms 1412 KB Correct
26 Correct 11 ms 1548 KB Correct
27 Correct 12 ms 1412 KB Correct
28 Correct 11 ms 1412 KB Correct
29 Correct 11 ms 1700 KB Correct
30 Correct 11 ms 1412 KB Correct
31 Correct 11 ms 1412 KB Correct
32 Correct 11 ms 1284 KB Correct
33 Correct 11 ms 1284 KB Correct
34 Correct 11 ms 1412 KB Correct
35 Correct 11 ms 1284 KB Correct
36 Correct 11 ms 1548 KB Correct
37 Correct 11 ms 1472 KB Correct
38 Correct 11 ms 1540 KB Correct
39 Correct 11 ms 1412 KB Correct
40 Correct 12 ms 1412 KB Correct
41 Correct 11 ms 1412 KB Correct
42 Correct 12 ms 1412 KB Correct
43 Correct 11 ms 1284 KB Correct
44 Correct 11 ms 1284 KB Correct
45 Correct 12 ms 1412 KB Correct
46 Correct 11 ms 1412 KB Correct
47 Correct 12 ms 1284 KB Correct
48 Correct 12 ms 1412 KB Correct
49 Correct 11 ms 1524 KB Correct
50 Correct 12 ms 1412 KB Correct
51 Correct 12 ms 1412 KB Correct
52 Correct 12 ms 1412 KB Correct
53 Correct 11 ms 1548 KB Correct
54 Correct 12 ms 1412 KB Correct
55 Correct 12 ms 1540 KB Correct
56 Correct 11 ms 1420 KB Correct
57 Correct 13 ms 1412 KB Correct
58 Correct 12 ms 1412 KB Correct
59 Correct 12 ms 1548 KB Correct
60 Correct 11 ms 1412 KB Correct
61 Correct 11 ms 1412 KB Correct
62 Correct 12 ms 1508 KB Correct
63 Correct 11 ms 1412 KB Correct
64 Correct 11 ms 1548 KB Correct
65 Correct 11 ms 1548 KB Correct
66 Correct 12 ms 1412 KB Correct
67 Correct 11 ms 1372 KB Correct
68 Correct 12 ms 1412 KB Correct
69 Correct 11 ms 1548 KB Correct
70 Correct 12 ms 1412 KB Correct
71 Correct 12 ms 1548 KB Correct
72 Correct 12 ms 1548 KB Correct
73 Correct 11 ms 1284 KB Correct
74 Correct 13 ms 1440 KB Correct
75 Correct 11 ms 1284 KB Correct
76 Correct 9 ms 1028 KB Correct
77 Correct 9 ms 908 KB Correct
78 Correct 9 ms 804 KB Correct
79 Partially correct 10 ms 644 KB Wrong
80 Partially correct 8 ms 908 KB Wrong
81 Partially correct 9 ms 836 KB Wrong
82 Partially correct 9 ms 780 KB Wrong
83 Partially correct 8 ms 644 KB Wrong
84 Partially correct 9 ms 644 KB Wrong
85 Partially correct 8 ms 908 KB Wrong
86 Partially correct 10 ms 772 KB Wrong
87 Partially correct 8 ms 644 KB Wrong
88 Correct 9 ms 804 KB Correct
89 Correct 10 ms 732 KB Correct
90 Partially correct 8 ms 772 KB Wrong
91 Partially correct 10 ms 772 KB Wrong
92 Partially correct 9 ms 908 KB Wrong
93 Partially correct 10 ms 908 KB Wrong
94 Partially correct 9 ms 848 KB Wrong
95 Partially correct 9 ms 772 KB Wrong
96 Partially correct 8 ms 772 KB Wrong
97 Partially correct 10 ms 908 KB Wrong
98 Partially correct 10 ms 772 KB Wrong
99 Partially correct 10 ms 772 KB Wrong
100 Partially correct 9 ms 900 KB Wrong
101 Partially correct 10 ms 772 KB Wrong
102 Partially correct 9 ms 772 KB Wrong
103 Correct 9 ms 908 KB Correct
104 Correct 9 ms 772 KB Correct
105 Partially correct 9 ms 772 KB Wrong
106 Partially correct 10 ms 772 KB Wrong
107 Partially correct 8 ms 796 KB Wrong
108 Partially correct 9 ms 772 KB Wrong
109 Partially correct 9 ms 1028 KB Wrong
110 Partially correct 10 ms 644 KB Wrong
111 Partially correct 9 ms 908 KB Wrong
112 Partially correct 9 ms 772 KB Wrong
113 Partially correct 9 ms 900 KB Wrong
114 Partially correct 8 ms 644 KB Wrong
115 Partially correct 9 ms 800 KB Wrong
116 Partially correct 8 ms 908 KB Wrong
117 Partially correct 10 ms 1060 KB Wrong
118 Partially correct 9 ms 772 KB Wrong
119 Partially correct 10 ms 772 KB Wrong
120 Partially correct 9 ms 884 KB Wrong