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Submission #658359

# Submission time Handle Problem Language Result Execution time Memory
658359 2022-11-12T21:51:44 Z cristi_a Art Class (IOI13_artclass) C++17
100 / 100
 76 ms 5352 KB 
#include <bits/stdc++.h>
#include "artclass.h"
using namespace std;

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
    static const int dx[] = {0, 0, -1, 1};
    static const int dy[] = {1, -1, 0, 0};
    static const int area = H * W;

    auto in = [&](int a, int b) {
        if(a < 0 or a >= H or b < 0 or b >= W) return false;
        return true;
    };

    int red_sum = 0;
    int green_sum = 0;
    int blue_sum = 0;
    int salt_and_pepper = 0;

    for(int i=0; i<H; i++)
        for(int j=0; j<W; j++) {
            red_sum += R[i][j];
            green_sum += G[i][j];
            blue_sum += B[i][j];
            for(int k=0; k<4; k++) {
                int ni = i + dx[k];
                int nj = j + dy[k];
                if(!in(ni, nj)) continue;

                int difs =  abs(R[i][j] - R[ni][nj]) +
                            abs(G[i][j] - G[ni][nj]) +
                            abs(B[i][j] - B[ni][nj]);

                if(difs >= 140) salt_and_pepper++;
            }
        }

    double snp_percent = 1.00 * salt_and_pepper / (2.00 * area) * 100.00;
    double red_avg = 1.00 * red_sum / (1.00 * area);
    double blue_avg = 1.00 * blue_sum / (1.00 * area);
    double green_avg = 1.00 * green_sum / (1.00 * area);
    double green_diff_sum = (green_avg - blue_avg) + (green_avg - red_avg);

    if(snp_percent <= 0.70) return 4;
    if(snp_percent >= 25.00) return 3;
    if(green_diff_sum >= 19.00 and snp_percent <= 15.00) return 2;
    return 1;
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 2340 KB Output is correct
2 Correct 43 ms 4956 KB Output is correct
3 Correct 47 ms 5260 KB Output is correct
4 Correct 44 ms 4324 KB Output is correct
5 Correct 73 ms 5260 KB Output is correct
6 Correct 54 ms 5180 KB Output is correct
7 Correct 42 ms 4344 KB Output is correct
8 Correct 46 ms 4684 KB Output is correct
9 Correct 49 ms 4812 KB Output is correct
10 Correct 54 ms 5264 KB Output is correct
11 Correct 49 ms 4828 KB Output is correct
12 Correct 48 ms 5148 KB Output is correct
13 Correct 38 ms 3776 KB Output is correct
14 Correct 39 ms 3988 KB Output is correct
15 Incorrect 53 ms 4876 KB Output isn't correct
16 Correct 51 ms 5248 KB Output is correct
17 Correct 37 ms 4304 KB Output is correct
18 Incorrect 49 ms 4312 KB Output isn't correct
19 Incorrect 51 ms 5224 KB Output isn't correct
20 Correct 56 ms 5264 KB Output is correct
21 Incorrect 50 ms 4556 KB Output isn't correct
22 Correct 47 ms 4376 KB Output is correct
23 Correct 13 ms 1320 KB Output is correct
24 Correct 57 ms 5196 KB Output is correct
25 Correct 41 ms 5024 KB Output is correct
26 Correct 60 ms 5160 KB Output is correct
27 Correct 49 ms 5216 KB Output is correct
28 Correct 59 ms 5236 KB Output is correct
29 Correct 55 ms 5272 KB Output is correct
30 Correct 35 ms 3560 KB Output is correct
31 Correct 42 ms 4884 KB Output is correct
32 Correct 34 ms 4684 KB Output is correct
33 Correct 47 ms 4540 KB Output is correct
34 Correct 40 ms 4640 KB Output is correct
35 Correct 54 ms 5268 KB Output is correct
36 Correct 37 ms 4812 KB Output is correct
37 Correct 43 ms 4408 KB Output is correct
38 Correct 58 ms 5148 KB Output is correct
39 Correct 45 ms 5140 KB Output is correct
40 Correct 49 ms 4676 KB Output is correct
41 Correct 55 ms 3640 KB Output is correct
42 Correct 48 ms 4188 KB Output is correct
43 Correct 38 ms 4948 KB Output is correct
44 Correct 48 ms 4828 KB Output is correct
45 Correct 56 ms 4832 KB Output is correct
46 Incorrect 76 ms 5164 KB Output isn't correct
47 Correct 36 ms 4612 KB Output is correct
48 Correct 49 ms 5188 KB Output is correct
49 Correct 46 ms 4740 KB Output is correct
50 Correct 31 ms 3044 KB Output is correct
51 Correct 23 ms 2380 KB Output is correct
52 Correct 57 ms 5156 KB Output is correct
53 Correct 45 ms 5196 KB Output is correct
54 Incorrect 44 ms 4192 KB Output isn't correct
55 Correct 39 ms 2636 KB Output is correct
56 Correct 33 ms 4556 KB Output is correct
57 Correct 50 ms 4804 KB Output is correct
58 Correct 48 ms 3036 KB Output is correct
59 Correct 47 ms 5188 KB Output is correct
60 Correct 55 ms 5164 KB Output is correct
61 Correct 42 ms 5068 KB Output is correct
62 Correct 30 ms 2968 KB Output is correct
63 Correct 48 ms 5180 KB Output is correct
64 Correct 44 ms 5180 KB Output is correct
65 Correct 47 ms 4492 KB Output is correct
66 Correct 31 ms 3260 KB Output is correct
67 Correct 62 ms 5140 KB Output is correct
68 Correct 38 ms 4696 KB Output is correct
69 Correct 47 ms 5060 KB Output is correct
70 Correct 62 ms 4256 KB Output is correct
71 Incorrect 41 ms 4404 KB Output isn't correct
72 Correct 53 ms 4764 KB Output is correct
73 Correct 47 ms 5260 KB Output is correct
74 Correct 44 ms 5032 KB Output is correct
75 Correct 48 ms 5192 KB Output is correct
76 Correct 47 ms 5212 KB Output is correct
77 Incorrect 15 ms 3668 KB Output isn't correct
78 Correct 60 ms 5288 KB Output is correct
79 Correct 30 ms 3116 KB Output is correct
80 Incorrect 47 ms 4708 KB Output isn't correct
81 Correct 46 ms 4564 KB Output is correct
82 Correct 49 ms 4656 KB Output is correct
83 Correct 47 ms 4684 KB Output is correct
84 Correct 41 ms 5068 KB Output is correct
85 Correct 51 ms 5168 KB Output is correct
86 Correct 61 ms 5220 KB Output is correct
87 Correct 44 ms 5196 KB Output is correct
88 Correct 36 ms 4692 KB Output is correct
89 Correct 58 ms 5252 KB Output is correct
90 Correct 74 ms 5192 KB Output is correct
91 Correct 50 ms 5104 KB Output is correct
92 Correct 45 ms 4352 KB Output is correct
93 Correct 46 ms 5236 KB Output is correct
94 Correct 54 ms 5264 KB Output is correct
95 Correct 50 ms 3768 KB Output is correct
96 Correct 47 ms 4604 KB Output is correct
97 Correct 60 ms 5352 KB Output is correct
98 Correct 46 ms 4216 KB Output is correct
99 Correct 62 ms 5064 KB Output is correct
100 Correct 59 ms 5252 KB Output is correct
101 Correct 42 ms 4428 KB Output is correct
102 Correct 49 ms 5004 KB Output is correct