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Submission #658328

# Submission time Handle Problem Language Result Execution time Memory
658328 2022-11-12T19:45:31 Z cristi_a Art Class (IOI13_artclass) C++17
96 / 100
 61 ms 3284 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 <= 0.60) return 4;
    if(snp_percent >= 27.00) return 3;
    if(green_diff_sum >= 17 and snp_percent <= 14.00) return 2;
    return 1;
}

Subtask #1
96.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 3148 KB Output is correct
2 Incorrect 44 ms 2668 KB Output isn't correct
3 Correct 45 ms 3100 KB Output is correct
4 Correct 42 ms 3108 KB Output is correct
5 Correct 28 ms 1692 KB Output is correct
6 Correct 40 ms 2512 KB Output is correct
7 Correct 36 ms 3100 KB Output is correct
8 Incorrect 52 ms 3212 KB Output isn't correct
9 Correct 52 ms 3164 KB Output is correct
10 Correct 44 ms 2636 KB Output is correct
11 Correct 51 ms 3152 KB Output is correct
12 Correct 46 ms 2704 KB Output is correct
13 Correct 43 ms 2552 KB Output is correct
14 Correct 34 ms 3220 KB Output is correct
15 Correct 53 ms 3168 KB Output is correct
16 Correct 38 ms 3156 KB Output is correct
17 Incorrect 13 ms 3156 KB Output isn't correct
18 Correct 37 ms 3112 KB Output is correct
19 Correct 44 ms 3144 KB Output is correct
20 Incorrect 40 ms 2436 KB Output isn't correct
21 Correct 52 ms 3212 KB Output is correct
22 Correct 43 ms 3192 KB Output is correct
23 Correct 26 ms 1576 KB Output is correct
24 Correct 42 ms 3148 KB Output is correct
25 Correct 43 ms 3168 KB Output is correct
26 Correct 39 ms 2420 KB Output is correct
27 Correct 47 ms 3224 KB Output is correct
28 Correct 52 ms 3140 KB Output is correct
29 Correct 43 ms 3184 KB Output is correct
30 Correct 22 ms 1464 KB Output is correct
31 Correct 28 ms 1684 KB Output is correct
32 Correct 42 ms 2628 KB Output is correct
33 Correct 49 ms 3276 KB Output is correct
34 Correct 53 ms 3092 KB Output is correct
35 Correct 42 ms 3188 KB Output is correct
36 Correct 50 ms 3276 KB Output is correct
37 Correct 42 ms 2552 KB Output is correct
38 Correct 43 ms 3188 KB Output is correct
39 Correct 40 ms 2552 KB Output is correct
40 Correct 45 ms 2640 KB Output is correct
41 Correct 43 ms 3168 KB Output is correct
42 Correct 52 ms 3132 KB Output is correct
43 Correct 45 ms 3160 KB Output is correct
44 Correct 32 ms 3132 KB Output is correct
45 Incorrect 34 ms 2128 KB Output isn't correct
46 Correct 31 ms 3136 KB Output is correct
47 Correct 37 ms 3148 KB Output is correct
48 Correct 31 ms 1904 KB Output is correct
49 Correct 28 ms 3152 KB Output is correct
50 Correct 27 ms 1748 KB Output is correct
51 Correct 32 ms 3216 KB Output is correct
52 Correct 11 ms 904 KB Output is correct
53 Correct 42 ms 3200 KB Output is correct
54 Correct 45 ms 2840 KB Output is correct
55 Correct 61 ms 2736 KB Output is correct
56 Correct 34 ms 3168 KB Output is correct
57 Incorrect 41 ms 2576 KB Output isn't correct
58 Correct 34 ms 2076 KB Output is correct
59 Correct 34 ms 3220 KB Output is correct
60 Correct 44 ms 2764 KB Output is correct
61 Correct 39 ms 2392 KB Output is correct
62 Correct 42 ms 3284 KB Output is correct
63 Correct 33 ms 1980 KB Output is correct
64 Incorrect 43 ms 2704 KB Output isn't correct
65 Incorrect 49 ms 3148 KB Output isn't correct
66 Correct 36 ms 3188 KB Output is correct
67 Correct 29 ms 3148 KB Output is correct
68 Correct 41 ms 2520 KB Output is correct
69 Correct 52 ms 3100 KB Output is correct
70 Correct 42 ms 2540 KB Output is correct
71 Incorrect 53 ms 3168 KB Output isn't correct
72 Correct 43 ms 2632 KB Output is correct
73 Correct 43 ms 2612 KB Output is correct
74 Correct 23 ms 1496 KB Output is correct
75 Correct 35 ms 3224 KB Output is correct
76 Correct 34 ms 3148 KB Output is correct
77 Correct 54 ms 3284 KB Output is correct
78 Correct 48 ms 2788 KB Output is correct
79 Incorrect 46 ms 2836 KB Output isn't correct
80 Correct 43 ms 3208 KB Output is correct
81 Correct 42 ms 3212 KB Output is correct
82 Correct 43 ms 3144 KB Output is correct
83 Correct 46 ms 3104 KB Output is correct
84 Correct 42 ms 2380 KB Output is correct
85 Correct 48 ms 3100 KB Output is correct
86 Correct 39 ms 3156 KB Output is correct
87 Correct 33 ms 2180 KB Output is correct
88 Correct 42 ms 2636 KB Output is correct
89 Correct 54 ms 3216 KB Output is correct
90 Correct 43 ms 3240 KB Output is correct
91 Correct 35 ms 2216 KB Output is correct
92 Incorrect 39 ms 2476 KB Output isn't correct
93 Correct 28 ms 1748 KB Output is correct
94 Correct 39 ms 2380 KB Output is correct
95 Correct 49 ms 3212 KB Output is correct
96 Correct 41 ms 2584 KB Output is correct
97 Correct 46 ms 3152 KB Output is correct
98 Correct 42 ms 3148 KB Output is correct
99 Correct 44 ms 3216 KB Output is correct
100 Incorrect 48 ms 3100 KB Output isn't correct
101 Correct 52 ms 3212 KB Output is correct
102 Correct 49 ms 3036 KB Output is correct