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Submission #401611

# Submission time Handle Problem Language Result Execution time Memory
401611 2021-05-10T14:51:15 Z rqi Art Class (IOI13_artclass) C++14
89 / 100
 104 ms 12892 KB 
#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;

typedef long double db;

#define mp make_pair
#define f first
#define s second
#define pb push_back

int dx[8] = {1, 1, 0, -1, -1, -1, 0, 1};
int dy[8] = {0, 1, 1, 1, 0, -1, -1, -1};

int H;
int W;
int col[500][500][3];

db avg_diff[500][500];

db getContrast(){
	db avg_tot = 0;
	int avg_num = 0;
	for(int i = 1; i+1 < H; i++){
		for(int j = 1; j+1 < W; j++){
			db tot_diff = 0;
			for(int dir = 0; dir < 8; dir++){
				for(int k = 0; k < 3; k++){
					tot_diff+=abs(col[i][j][k]-col[i+dx[dir]][j+dy[dir]][k]);
				}
			}
			avg_diff[i][j] = tot_diff/db(8*3);
			avg_tot+=avg_diff[i][j];
			avg_num++;
		}
	}

	return avg_tot/avg_num;
}

pair<db, db> contrast_rang[4] = {mp(3.19, 11.8), mp(8.8, 20.3), mp(21.3, 42.9), mp(1.43, 3.3)};
db score[4];

db getPropOff(pair<db, db> a, db b){
	db a_mid = (a.f+a.s)/2;
	db a_diff = (a.s-a_mid);
	return abs(b-a_mid)/a_diff;
}

int style(int _H, int _W, int _R[500][500], int _G[500][500], int _B[500][500]) {
	H = _H;
	W = _W;
	for(int i = 0; i < H; i++){
		for(int j = 0; j < W; j++){
			col[i][j][0] = _R[i][j];
			col[i][j][1] = _G[i][j];
			col[i][j][2] = _B[i][j];
		}
	}
	db contrast = getContrast();
	//cout << contrast << "\n";

	for(int i = 0; i < 4; i++){
		score[i] = 1.0/getPropOff(contrast_rang[i], contrast);
	}

	vector<pair<db, int>> sorted_scores;
	for(int i = 0; i < 4; i++){
		sorted_scores.pb(mp(score[i], i));
	}
	sort(sorted_scores.rbegin(), sorted_scores.rend());

	return sorted_scores[0].s+1;
}

Subtask #1
89.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 11864 KB Output is correct
2 Correct 70 ms 12060 KB Output is correct
3 Correct 67 ms 11800 KB Output is correct
4 Correct 65 ms 9728 KB Output is correct
5 Correct 104 ms 12520 KB Output is correct
6 Correct 84 ms 12588 KB Output is correct
7 Incorrect 90 ms 12596 KB Output isn't correct
8 Correct 84 ms 9944 KB Output is correct
9 Correct 57 ms 11600 KB Output is correct
10 Correct 70 ms 12192 KB Output is correct
11 Correct 84 ms 12408 KB Output is correct
12 Correct 52 ms 7696 KB Output is correct
13 Correct 35 ms 5140 KB Output is correct
14 Correct 70 ms 12236 KB Output is correct
15 Correct 72 ms 10308 KB Output is correct
16 Correct 43 ms 11128 KB Output is correct
17 Incorrect 55 ms 8232 KB Output isn't correct
18 Correct 85 ms 12744 KB Output is correct
19 Correct 85 ms 12700 KB Output is correct
20 Correct 70 ms 10044 KB Output is correct
21 Correct 72 ms 12072 KB Output is correct
22 Correct 23 ms 9268 KB Output is correct
23 Incorrect 71 ms 12008 KB Output isn't correct
24 Correct 38 ms 5472 KB Output is correct
25 Correct 18 ms 2764 KB Output is correct
26 Correct 51 ms 11440 KB Output is correct
27 Incorrect 77 ms 11876 KB Output isn't correct
28 Correct 70 ms 10308 KB Output is correct
29 Correct 55 ms 11460 KB Output is correct
30 Correct 61 ms 8024 KB Output is correct
31 Correct 34 ms 5120 KB Output is correct
32 Correct 81 ms 12488 KB Output is correct
33 Correct 79 ms 12220 KB Output is correct
34 Correct 49 ms 11472 KB Output is correct
35 Correct 84 ms 12324 KB Output is correct
36 Correct 76 ms 12200 KB Output is correct
37 Correct 62 ms 11668 KB Output is correct
38 Incorrect 64 ms 9468 KB Output isn't correct
39 Correct 58 ms 11740 KB Output is correct
40 Incorrect 86 ms 12892 KB Output isn't correct
41 Correct 85 ms 12740 KB Output is correct
42 Correct 78 ms 12188 KB Output is correct
43 Correct 73 ms 10784 KB Output is correct
44 Incorrect 74 ms 11952 KB Output isn't correct
45 Correct 79 ms 12216 KB Output is correct
46 Correct 85 ms 12636 KB Output is correct
47 Correct 72 ms 9572 KB Output is correct
48 Incorrect 82 ms 12020 KB Output isn't correct
49 Correct 68 ms 10052 KB Output is correct
50 Incorrect 62 ms 11904 KB Output isn't correct
51 Correct 69 ms 12020 KB Output is correct
52 Correct 80 ms 12568 KB Output is correct
53 Correct 66 ms 9400 KB Output is correct
54 Correct 47 ms 6560 KB Output is correct
55 Correct 44 ms 6536 KB Output is correct
56 Correct 74 ms 12048 KB Output is correct
57 Correct 65 ms 9392 KB Output is correct
58 Correct 75 ms 11176 KB Output is correct
59 Correct 74 ms 10828 KB Output is correct
60 Correct 81 ms 11760 KB Output is correct
61 Correct 47 ms 6980 KB Output is correct
62 Correct 73 ms 10212 KB Output is correct
63 Correct 70 ms 10208 KB Output is correct
64 Correct 76 ms 12468 KB Output is correct
65 Correct 77 ms 12492 KB Output is correct
66 Correct 55 ms 11600 KB Output is correct
67 Incorrect 85 ms 12612 KB Output isn't correct
68 Correct 68 ms 12176 KB Output is correct
69 Correct 71 ms 10580 KB Output is correct
70 Correct 64 ms 9300 KB Output is correct
71 Correct 73 ms 10692 KB Output is correct
72 Correct 69 ms 11892 KB Output is correct
73 Correct 73 ms 12096 KB Output is correct
74 Correct 85 ms 12816 KB Output is correct
75 Correct 57 ms 11728 KB Output is correct
76 Correct 87 ms 12684 KB Output is correct
77 Correct 60 ms 11832 KB Output is correct
78 Correct 60 ms 8084 KB Output is correct
79 Correct 58 ms 11472 KB Output is correct
80 Correct 67 ms 9796 KB Output is correct
81 Incorrect 79 ms 11380 KB Output isn't correct
82 Correct 59 ms 11716 KB Output is correct
83 Correct 71 ms 10492 KB Output is correct
84 Correct 46 ms 6512 KB Output is correct
85 Correct 70 ms 12092 KB Output is correct
86 Incorrect 74 ms 10460 KB Output isn't correct
87 Correct 46 ms 6588 KB Output is correct
88 Correct 75 ms 12100 KB Output is correct
89 Correct 88 ms 12836 KB Output is correct
90 Incorrect 66 ms 9508 KB Output isn't correct
91 Incorrect 75 ms 12040 KB Output isn't correct
92 Correct 53 ms 11436 KB Output is correct
93 Correct 69 ms 12100 KB Output is correct
94 Correct 71 ms 10180 KB Output is correct
95 Correct 58 ms 8516 KB Output is correct
96 Correct 65 ms 9552 KB Output is correct
97 Correct 68 ms 9832 KB Output is correct
98 Incorrect 71 ms 12092 KB Output isn't correct
99 Correct 63 ms 11704 KB Output is correct
100 Correct 63 ms 9480 KB Output is correct
101 Correct 74 ms 11892 KB Output is correct
102 Correct 77 ms 9496 KB Output is correct