oj.uz

Submission #469638

# Submission time Handle Problem Language Result Execution time Memory
469638 2021-09-01T14:18:27 Z alextodoran Art Class (IOI13_artclass) C++17
98 / 100
 90 ms 3268 KB 
/**
 ____ ____ ____ ____ ____
||a |||t |||o |||d |||o ||
||__|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/__\|

**/

#include <bits/stdc++.h>
#include "artclass.h"

using namespace std;

typedef long long ll;

const int HW_MAX = 500;

struct Color
{
    int R, G, B;
};

Color weed = Color{203, 217, 76};
Color grass = Color{50, 150, 68};
Color sky = Color{180, 211, 217};
Color treeShadow = Color{8, 38, 12};

ll sq (ll a)
{
    if(a < 0)
        return -sqrt(-a);
    return sqrt(a);
}

int dist (Color u, Color v)
{
    int r = abs(u.R - v.R);
    int g = abs(u.G - v.G);
    int b = abs(u.B - v.B);
    return sq((r * r + g * g + b * b) / 3);
}

int getMess (int H, int W, int R[HW_MAX][HW_MAX], int G[HW_MAX][HW_MAX], int B[HW_MAX][HW_MAX])
{
    ll res = 0;
    for(int i = 0; i < H; i++)
        for(int j = 0; j < W; j++)
        {
            if(i > 0)
            {
                ll val = abs((R[i][j] + G[i][j] + B[i][j]) - (R[i - 1][j] + G[i - 1][j] + B[i - 1][j]));
                res += val;
            }
            if(j > 0)
            {
                ll val = abs((R[i][j] + G[i][j] + B[i][j]) - (R[i][j - 1] + G[i][j - 1] + B[i][j - 1]));
                res += val;
            }
        }
    res /= (H * W);
    return res;
}
int getNature (int H, int W, int R[HW_MAX][HW_MAX], int G[HW_MAX][HW_MAX], int B[HW_MAX][HW_MAX])
{
    ll res = 0;
    for(int i = 0; i < H; i++)
    {
        for(int j = 0; j < W; j++)
        {
            Color col = {R[i][j], G[i][j], B[i][j]};
            int mn = INT_MAX;
            mn = min(mn, dist(weed, col));
            mn = min(mn, dist(grass, col));
            mn = min(mn, dist(sky, col));
            mn = min(mn, dist(treeShadow, col));
            res += mn;
        }
    }
    res /= (H * W);
    return res;
}
int getWhite (int H, int W, int R[HW_MAX][HW_MAX], int G[HW_MAX][HW_MAX], int B[HW_MAX][HW_MAX])
{
    ll res = 0;
    for(int i = 0; i < H; i += 10)
        for(int j = 0; j < W; j += 10)
        {
            int cntAll = 0;
            int cntBad = 0;
            for(int x = i; x < H && x < i + 10; x++)
                for(int y = j; y < W && y < j + 10; y++)
                {
                    cntAll++;
                    int mx = max({R[x][y], G[x][y], B[x][y]});
                    int mn = min({R[x][y], G[x][y], B[x][y]});
                    if(!(mx - mn < 40 && R[x][y] + G[x][y] + B[x][y] > 170 * 3))
                        cntBad++;
                }
            if(100 * cntBad / cntAll < 10)
                res += 1000;
        }
    res /= (H * W / 100);
    return res;
}

int getBlack (int H, int W, int R[HW_MAX][HW_MAX], int G[HW_MAX][HW_MAX], int B[HW_MAX][HW_MAX])
{
    ll res = 0;
    for(int i = 0; i < H; i++)
    {
        for(int j = 0; j < W; j++)
        {
            int mx = max({R[i][j], G[i][j], B[i][j]});
            int mn = min({R[i][j], G[i][j], B[i][j]});
            if(mx - mn < 80 && R[i][j] + G[i][j] + B[i][j] < 40 * 3 && G[i][j] > R[i][j] + 10 && G[i][j] > B[i][j] + 10)
                res += 1000;
        }
    }
    res /= (H * W);
    return res;
}

int style (int H, int W, int R[HW_MAX][HW_MAX], int G[HW_MAX][HW_MAX], int B[HW_MAX][HW_MAX])
{
    int mess = getMess(H, W, R, G, B);
    int nature = getNature(H, W, R, G, B);
    int white = getWhite(H, W, R, G, B);
    int black = getBlack(H, W, R, G, B);
    if(mess > 160)
        return 3;
    if(nature < 30)
        return 2;
    if(white > 200)
        return 1;
    if(black > 30)
        return 2;
    if(mess + nature > 150)
        return 3;
    if(mess < 20)
        return 4;
    return 2;
}

Subtask #1
98.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 2444 KB Output is correct
2 Correct 36 ms 1688 KB Output is correct
3 Correct 55 ms 3124 KB Output is correct
4 Incorrect 58 ms 2776 KB Output isn't correct
5 Correct 49 ms 3108 KB Output is correct
6 Correct 61 ms 3140 KB Output is correct
7 Correct 39 ms 3140 KB Output is correct
8 Correct 66 ms 3220 KB Output is correct
9 Correct 56 ms 3200 KB Output is correct
10 Incorrect 65 ms 3188 KB Output isn't correct
11 Correct 28 ms 1484 KB Output is correct
12 Correct 54 ms 2456 KB Output is correct
13 Correct 50 ms 2380 KB Output is correct
14 Correct 14 ms 844 KB Output is correct
15 Correct 64 ms 3192 KB Output is correct
16 Correct 42 ms 2068 KB Output is correct
17 Correct 43 ms 2152 KB Output is correct
18 Correct 42 ms 1964 KB Output is correct
19 Correct 60 ms 2840 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct
21 Correct 37 ms 3144 KB Output is correct
22 Correct 54 ms 3164 KB Output is correct
23 Incorrect 65 ms 3136 KB Output isn't correct
24 Correct 45 ms 3208 KB Output is correct
25 Correct 33 ms 3104 KB Output is correct
26 Correct 41 ms 3268 KB Output is correct
27 Correct 55 ms 2668 KB Output is correct
28 Correct 50 ms 2396 KB Output is correct
29 Correct 70 ms 2504 KB Output is correct
30 Correct 57 ms 3140 KB Output is correct
31 Correct 50 ms 3144 KB Output is correct
32 Correct 59 ms 3252 KB Output is correct
33 Correct 45 ms 2224 KB Output is correct
34 Correct 64 ms 2708 KB Output is correct
35 Incorrect 70 ms 3152 KB Output isn't correct
36 Correct 66 ms 3136 KB Output is correct
37 Incorrect 61 ms 3140 KB Output isn't correct
38 Incorrect 58 ms 3268 KB Output isn't correct
39 Correct 90 ms 3200 KB Output is correct
40 Correct 62 ms 3180 KB Output is correct
41 Correct 42 ms 3140 KB Output is correct
42 Correct 56 ms 3208 KB Output is correct
43 Correct 71 ms 3216 KB Output is correct
44 Correct 64 ms 3180 KB Output is correct
45 Incorrect 59 ms 3104 KB Output isn't correct
46 Correct 55 ms 2712 KB Output is correct
47 Incorrect 54 ms 3176 KB Output isn't correct
48 Correct 67 ms 3148 KB Output is correct
49 Correct 52 ms 2448 KB Output is correct
50 Incorrect 57 ms 3140 KB Output isn't correct
51 Correct 54 ms 2484 KB Output is correct
52 Correct 56 ms 3192 KB Output is correct
53 Correct 71 ms 3140 KB Output is correct
54 Correct 17 ms 3228 KB Output is correct
55 Correct 69 ms 3140 KB Output is correct
56 Incorrect 50 ms 2452 KB Output isn't correct
57 Correct 59 ms 3156 KB Output is correct
58 Correct 53 ms 3184 KB Output is correct
59 Correct 51 ms 2592 KB Output is correct
60 Correct 58 ms 2700 KB Output is correct
61 Correct 56 ms 2796 KB Output is correct
62 Correct 29 ms 1440 KB Output is correct
63 Correct 42 ms 3152 KB Output is correct
64 Correct 50 ms 2156 KB Output is correct
65 Correct 79 ms 3140 KB Output is correct
66 Correct 65 ms 3124 KB Output is correct
67 Correct 57 ms 2816 KB Output is correct
68 Correct 66 ms 3096 KB Output is correct
69 Correct 50 ms 2324 KB Output is correct
70 Correct 56 ms 3112 KB Output is correct
71 Correct 57 ms 3200 KB Output is correct
72 Correct 62 ms 3012 KB Output is correct
73 Correct 57 ms 3204 KB Output is correct
74 Correct 36 ms 1800 KB Output is correct
75 Correct 32 ms 1476 KB Output is correct
76 Correct 43 ms 3140 KB Output is correct
77 Correct 52 ms 2532 KB Output is correct
78 Correct 35 ms 1696 KB Output is correct
79 Correct 40 ms 3192 KB Output is correct
80 Correct 56 ms 2628 KB Output is correct
81 Correct 55 ms 3140 KB Output is correct
82 Correct 65 ms 3096 KB Output is correct
83 Correct 54 ms 3216 KB Output is correct
84 Incorrect 74 ms 3140 KB Output isn't correct
85 Correct 54 ms 3140 KB Output is correct
86 Correct 46 ms 3108 KB Output is correct
87 Correct 50 ms 3160 KB Output is correct
88 Correct 57 ms 2728 KB Output is correct
89 Correct 56 ms 3140 KB Output is correct
90 Correct 51 ms 2512 KB Output is correct
91 Correct 53 ms 3116 KB Output is correct
92 Correct 50 ms 2568 KB Output is correct
93 Correct 58 ms 2808 KB Output is correct
94 Correct 37 ms 1860 KB Output is correct
95 Correct 57 ms 3120 KB Output is correct
96 Correct 58 ms 2636 KB Output is correct
97 Correct 51 ms 3220 KB Output is correct
98 Correct 55 ms 2644 KB Output is correct
99 Correct 36 ms 1748 KB Output is correct
100 Correct 56 ms 3208 KB Output is correct
101 Correct 56 ms 2640 KB Output is correct
102 Correct 53 ms 3156 KB Output is correct