oj.uz

Submission #386335

# Submission time Handle Problem Language Result Execution time Memory
386335 2021-04-06T12:02:18 Z model_code Navigation 2 (JOI21_navigation2) C++17
50 / 100
 1160 ms 1112 KB 
#include <vector>
#include <algorithm>
#include "Anna.h"
 
namespace {
	int encode(int dr, int dc) {
		if(dc >= +2) return 2;
		if(dc <= -2) return 3;
		if(dr >= +2) return 4;
		if(dr <= -2) return 5;
		return (dr + 1) * 3 + (dc + 1) + 6;
	}
}
 
void Anna(int N, int K, std::vector<int> R, std::vector<int> C) {
	// Step #1 : Decide placement of "flags with number 1"
	int optflag = 14; int optdelta = -1;
	for(int delta = 0; delta < 9; ++delta) {
		int maxflag = 1;
		for(int i = 0; i < N; ++i) {
			for(int j = 0; j < N; ++j) {
				int precinct = ((i - delta / 3 + 3) % 3) * 3 + ((j - delta % 3 + 3) % 3);
				if(precinct <= 6) {
					maxflag = std::max(maxflag, encode(R[precinct] - i, C[precinct] - j));
				}
			}
		}
		if(optflag > maxflag) {
			optflag = maxflag;
			optdelta = delta;
		}
	}
	
	// Step #2 : Make a provisional plan
	std::vector<std::vector<int> > F(N, std::vector<int>(N, -1));
	for(int i = 0; i < N; ++i) {
		for(int j = 0; j < N; ++j) {
			int precinct = ((i - optdelta / 3 + 3) % 3) * 3 + ((j - optdelta % 3 + 3) % 3);
			if(precinct <= 6) {
				F[i][j] = encode(R[precinct] - i, C[precinct] - j);
			}
			if(precinct == 8) {
				F[i][j] = 1;
			}
		}
	}
	
	// Step #3. Apply "decrease-by-1" operation and finalize the plan
	std::vector<bool> used(14, false);
	for(int i = 0; i < N; ++i) {
		for(int j = 0; j < N; ++j) {
			if(F[i][j] != -1) {
				used[F[i][j]] = true;
			}
		}
	}
	int non = std::find(used.begin() + 1, used.end(), false) - used.begin();
	for(int i = 0; i < N; ++i) {
		for(int j = 0; j < N; ++j) {
			if(F[i][j] == -1) {
				F[i][j] = non - 1;
			}
			else if(F[i][j] > non) {
				--F[i][j];
			}
			SetFlag(i, j, F[i][j] * 2);
		}
	}
}
#include <vector>
#include <utility>
#include <algorithm>
#include "Bruno.h"
 
std::vector<int> Bruno(int K, std::vector<int> value) {
	// Step #1. Restore the plan before "decrease-by-1" operation
    for (int &x : value) x /= 2;
  
	int center = std::find(value.begin(), value.end(), 1) - value.begin();
	int rp = (center / 3 + 1) % 3, cp = (center % 3 + 1) % 3;
	std::vector<int> precinct(9);
	for(int i = 0; i < 9; ++i) {
		precinct[i] = ((i / 3 - rp + 3) % 3) * 3 + ((i % 3 - cp + 3) % 3);
	}
	int seventh = std::find(precinct.begin(), precinct.end(), 7) - precinct.begin();
	int non = value[seventh] + 1;
	for(int i = 0; i < 9; ++i) {
		if(value[i] >= non) {
			++value[i];
		}
	}
	
	// Step #2. Determine the next actions
	std::vector<int> res(K, -1);
	for(int i = 0; i < K; ++i) {
		int ptr = std::find(precinct.begin(), precinct.end(), i) - precinct.begin();
		int id = value[ptr] - 2;
		if(id <= 3) {
			res[i] = id;
		}
		else {
			int isor = ((id - 4) / 3 - 1) + (ptr / 3 - 1);
			int isoc = ((id - 4) % 3 - 1) + (ptr % 3 - 1);
			if(isoc > 0) res[i] = 0;
			else if(isoc < 0) res[i] = 1;
			else if(isor > 0) res[i] = 2;
			else if(isor < 0) res[i] = 3;
			else res[i] = 4;
		}
	}
	return res;
}

Subtask #1
50.0 / 100.0

# Verdict Execution time Memory Grader output
1 Partially correct 17 ms 728 KB Partially correct
2 Partially correct 17 ms 512 KB Partially correct
3 Partially correct 14 ms 620 KB Partially correct
4 Partially correct 15 ms 512 KB Partially correct
5 Partially correct 17 ms 512 KB Partially correct
6 Partially correct 17 ms 740 KB Partially correct
7 Partially correct 19 ms 640 KB Partially correct
8 Partially correct 13 ms 512 KB Partially correct
9 Partially correct 19 ms 512 KB Partially correct
10 Partially correct 18 ms 512 KB Partially correct
11 Partially correct 13 ms 640 KB Partially correct
12 Partially correct 18 ms 512 KB Partially correct
13 Partially correct 17 ms 740 KB Partially correct
14 Partially correct 19 ms 620 KB Partially correct
15 Partially correct 17 ms 512 KB Partially correct
16 Partially correct 18 ms 640 KB Partially correct
17 Partially correct 15 ms 616 KB Partially correct
18 Partially correct 18 ms 740 KB Partially correct
19 Partially correct 19 ms 512 KB Partially correct
20 Partially correct 18 ms 512 KB Partially correct
21 Partially correct 19 ms 512 KB Partially correct
22 Partially correct 16 ms 512 KB Partially correct
23 Partially correct 17 ms 684 KB Partially correct
24 Partially correct 17 ms 728 KB Partially correct
25 Partially correct 16 ms 612 KB Partially correct
26 Partially correct 18 ms 512 KB Partially correct
27 Partially correct 18 ms 612 KB Partially correct
28 Partially correct 18 ms 512 KB Partially correct
29 Partially correct 19 ms 620 KB Partially correct
30 Partially correct 17 ms 612 KB Partially correct
31 Partially correct 17 ms 512 KB Partially correct
32 Partially correct 18 ms 680 KB Partially correct
33 Partially correct 18 ms 724 KB Partially correct
34 Partially correct 14 ms 512 KB Partially correct
35 Partially correct 18 ms 512 KB Partially correct
36 Partially correct 19 ms 620 KB Partially correct
37 Partially correct 19 ms 512 KB Partially correct
38 Partially correct 20 ms 560 KB Partially correct
39 Partially correct 18 ms 620 KB Partially correct
40 Partially correct 20 ms 640 KB Partially correct
41 Partially correct 18 ms 728 KB Partially correct
42 Partially correct 20 ms 728 KB Partially correct
43 Partially correct 18 ms 620 KB Partially correct
44 Partially correct 13 ms 612 KB Partially correct
45 Partially correct 20 ms 512 KB Partially correct
46 Partially correct 22 ms 512 KB Partially correct
47 Partially correct 20 ms 512 KB Partially correct
48 Partially correct 20 ms 728 KB Partially correct
49 Partially correct 20 ms 612 KB Partially correct
50 Partially correct 20 ms 512 KB Partially correct
51 Partially correct 22 ms 620 KB Partially correct
52 Partially correct 19 ms 748 KB Partially correct
53 Partially correct 23 ms 724 KB Partially correct
54 Partially correct 23 ms 620 KB Partially correct
55 Partially correct 20 ms 672 KB Partially correct
56 Partially correct 26 ms 740 KB Partially correct
57 Partially correct 24 ms 640 KB Partially correct
58 Partially correct 25 ms 512 KB Partially correct
59 Partially correct 27 ms 620 KB Partially correct
60 Partially correct 25 ms 620 KB Partially correct
61 Partially correct 24 ms 512 KB Partially correct
62 Partially correct 20 ms 512 KB Partially correct
63 Partially correct 24 ms 720 KB Partially correct
64 Partially correct 25 ms 612 KB Partially correct
65 Partially correct 25 ms 512 KB Partially correct
66 Partially correct 26 ms 732 KB Partially correct
67 Partially correct 26 ms 620 KB Partially correct
68 Partially correct 25 ms 752 KB Partially correct
69 Partially correct 24 ms 512 KB Partially correct
70 Partially correct 20 ms 512 KB Partially correct
71 Partially correct 18 ms 616 KB Partially correct
72 Partially correct 20 ms 612 KB Partially correct
73 Partially correct 24 ms 512 KB Partially correct
74 Partially correct 22 ms 728 KB Partially correct
75 Partially correct 24 ms 512 KB Partially correct
76 Partially correct 21 ms 512 KB Partially correct
77 Partially correct 24 ms 512 KB Partially correct
78 Partially correct 23 ms 612 KB Partially correct
79 Partially correct 28 ms 512 KB Partially correct
80 Partially correct 21 ms 644 KB Partially correct
81 Partially correct 23 ms 728 KB Partially correct
82 Partially correct 26 ms 728 KB Partially correct
83 Partially correct 25 ms 512 KB Partially correct
84 Partially correct 28 ms 748 KB Partially correct
85 Partially correct 20 ms 512 KB Partially correct
86 Partially correct 25 ms 640 KB Partially correct
87 Partially correct 22 ms 512 KB Partially correct
88 Partially correct 22 ms 532 KB Partially correct
89 Partially correct 25 ms 512 KB Partially correct
90 Partially correct 25 ms 512 KB Partially correct
91 Partially correct 27 ms 640 KB Partially correct
92 Partially correct 26 ms 512 KB Partially correct
93 Partially correct 24 ms 512 KB Partially correct
94 Partially correct 21 ms 512 KB Partially correct
95 Partially correct 27 ms 512 KB Partially correct
96 Partially correct 23 ms 512 KB Partially correct
97 Partially correct 26 ms 512 KB Partially correct
98 Partially correct 20 ms 512 KB Partially correct
99 Partially correct 21 ms 512 KB Partially correct
100 Partially correct 21 ms 512 KB Partially correct
101 Partially correct 22 ms 720 KB Partially correct
102 Partially correct 26 ms 672 KB Partially correct
103 Partially correct 23 ms 512 KB Partially correct
104 Partially correct 24 ms 728 KB Partially correct
105 Partially correct 26 ms 564 KB Partially correct
106 Partially correct 25 ms 512 KB Partially correct
107 Partially correct 21 ms 512 KB Partially correct
108 Partially correct 26 ms 640 KB Partially correct
109 Partially correct 28 ms 620 KB Partially correct
110 Partially correct 31 ms 728 KB Partially correct
111 Partially correct 25 ms 612 KB Partially correct
112 Partially correct 25 ms 512 KB Partially correct
113 Partially correct 30 ms 612 KB Partially correct
114 Partially correct 22 ms 512 KB Partially correct
115 Partially correct 22 ms 512 KB Partially correct
116 Partially correct 24 ms 512 KB Partially correct
117 Partially correct 24 ms 612 KB Partially correct
118 Partially correct 24 ms 620 KB Partially correct
119 Partially correct 22 ms 512 KB Partially correct
120 Partially correct 1043 ms 864 KB Partially correct
121 Partially correct 1014 ms 872 KB Partially correct
122 Partially correct 1043 ms 904 KB Partially correct
123 Partially correct 1039 ms 820 KB Partially correct
124 Partially correct 962 ms 912 KB Partially correct
125 Partially correct 981 ms 784 KB Partially correct
126 Partially correct 872 ms 904 KB Partially correct
127 Partially correct 918 ms 1008 KB Partially correct
128 Partially correct 884 ms 792 KB Partially correct
129 Partially correct 1002 ms 860 KB Partially correct
130 Partially correct 1010 ms 956 KB Partially correct
131 Partially correct 1028 ms 848 KB Partially correct
132 Partially correct 999 ms 800 KB Partially correct
133 Partially correct 1035 ms 856 KB Partially correct
134 Partially correct 929 ms 1044 KB Partially correct
135 Partially correct 904 ms 964 KB Partially correct
136 Partially correct 917 ms 784 KB Partially correct
137 Partially correct 948 ms 864 KB Partially correct
138 Partially correct 910 ms 992 KB Partially correct
139 Partially correct 998 ms 852 KB Partially correct
140 Partially correct 958 ms 956 KB Partially correct
141 Partially correct 1006 ms 896 KB Partially correct
142 Partially correct 1049 ms 948 KB Partially correct
143 Partially correct 1017 ms 784 KB Partially correct
144 Partially correct 939 ms 896 KB Partially correct
145 Partially correct 1062 ms 704 KB Partially correct
146 Partially correct 874 ms 916 KB Partially correct
147 Partially correct 917 ms 944 KB Partially correct
148 Partially correct 908 ms 780 KB Partially correct
149 Partially correct 991 ms 972 KB Partially correct
150 Partially correct 927 ms 900 KB Partially correct
151 Partially correct 922 ms 972 KB Partially correct
152 Partially correct 851 ms 992 KB Partially correct
153 Partially correct 865 ms 860 KB Partially correct
154 Partially correct 879 ms 748 KB Partially correct
155 Partially correct 920 ms 964 KB Partially correct
156 Partially correct 895 ms 868 KB Partially correct
157 Partially correct 935 ms 936 KB Partially correct
158 Partially correct 939 ms 892 KB Partially correct
159 Partially correct 906 ms 924 KB Partially correct
160 Partially correct 950 ms 924 KB Partially correct
161 Partially correct 1008 ms 880 KB Partially correct
162 Partially correct 949 ms 996 KB Partially correct
163 Partially correct 960 ms 988 KB Partially correct
164 Partially correct 891 ms 896 KB Partially correct
165 Partially correct 1029 ms 808 KB Partially correct
166 Partially correct 962 ms 696 KB Partially correct
167 Partially correct 1070 ms 880 KB Partially correct
168 Partially correct 1002 ms 872 KB Partially correct
169 Partially correct 1020 ms 896 KB Partially correct
170 Partially correct 950 ms 808 KB Partially correct
171 Partially correct 1057 ms 832 KB Partially correct
172 Partially correct 977 ms 824 KB Partially correct
173 Partially correct 1041 ms 888 KB Partially correct
174 Partially correct 1129 ms 864 KB Partially correct
175 Partially correct 1038 ms 852 KB Partially correct
176 Partially correct 1045 ms 860 KB Partially correct
177 Partially correct 1030 ms 896 KB Partially correct
178 Partially correct 901 ms 896 KB Partially correct
179 Partially correct 977 ms 784 KB Partially correct
180 Partially correct 1035 ms 696 KB Partially correct
181 Partially correct 1081 ms 788 KB Partially correct
182 Partially correct 945 ms 880 KB Partially correct
183 Partially correct 1029 ms 884 KB Partially correct
184 Partially correct 1008 ms 928 KB Partially correct
185 Partially correct 1041 ms 732 KB Partially correct
186 Partially correct 1101 ms 716 KB Partially correct
187 Partially correct 1089 ms 892 KB Partially correct
188 Partially correct 1017 ms 868 KB Partially correct
189 Partially correct 1020 ms 780 KB Partially correct
190 Partially correct 1045 ms 900 KB Partially correct
191 Partially correct 1160 ms 860 KB Partially correct
192 Partially correct 1113 ms 940 KB Partially correct
193 Partially correct 928 ms 764 KB Partially correct
194 Partially correct 1012 ms 756 KB Partially correct
195 Partially correct 981 ms 940 KB Partially correct
196 Partially correct 934 ms 876 KB Partially correct
197 Partially correct 1015 ms 796 KB Partially correct
198 Partially correct 919 ms 996 KB Partially correct
199 Partially correct 1062 ms 1056 KB Partially correct
200 Partially correct 999 ms 904 KB Partially correct
201 Partially correct 957 ms 896 KB Partially correct
202 Partially correct 930 ms 728 KB Partially correct
203 Partially correct 1015 ms 1112 KB Partially correct
204 Partially correct 884 ms 808 KB Partially correct
205 Partially correct 1004 ms 872 KB Partially correct
206 Partially correct 994 ms 792 KB Partially correct
207 Partially correct 1035 ms 824 KB Partially correct
208 Partially correct 925 ms 912 KB Partially correct
209 Partially correct 1067 ms 1028 KB Partially correct
210 Partially correct 672 ms 804 KB Partially correct
211 Partially correct 870 ms 784 KB Partially correct
212 Partially correct 737 ms 888 KB Partially correct
213 Partially correct 846 ms 824 KB Partially correct
214 Partially correct 859 ms 884 KB Partially correct
215 Partially correct 853 ms 696 KB Partially correct
216 Partially correct 780 ms 768 KB Partially correct
217 Partially correct 693 ms 736 KB Partially correct
218 Partially correct 626 ms 780 KB Partially correct
219 Partially correct 696 ms 896 KB Partially correct
220 Partially correct 699 ms 876 KB Partially correct
221 Partially correct 710 ms 812 KB Partially correct
222 Partially correct 713 ms 832 KB Partially correct
223 Partially correct 646 ms 724 KB Partially correct
224 Partially correct 723 ms 756 KB Partially correct
225 Partially correct 721 ms 728 KB Partially correct
226 Partially correct 674 ms 1040 KB Partially correct