oj.uz

Submission #885602

# Submission time Handle Problem Language Result Execution time Memory
885602 2023-12-10T09:47:45 Z gustavo_d Art Class (IOI13_artclass) C++17
100 / 100
 67 ms 8408 KB 
#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
mt19937 randn(time(0));

struct Pixel {
	int r, g, b;
	
	Pixel() {
		r=-1, g=-1; b=-1;
	}
	
	Pixel(int red, int green, int blue) {
		r = red; g = green; b = blue;
	}
	
	bool operator != (Pixel &pixel) {
		if (pixel.r != r or pixel.g != g or pixel.b != b) return true;
		return false;
	}
};

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	Pixel img[H][W];
	
	for (int i=0; i<H; i++) {
		for (int j=0; j<W; j++) {
			img[i][j] = Pixel(R[i][j], G[i][j], B[i][j]);
		}
	}
	
	ll total_dist = 0;
	for (int i=1; i<H-1; i++) {
		for (int j=1; j<W-1; j++) {
			vector<int> dif(3);
			dif = {-1, 0, 1};
			for (int di : dif) {
				for (int dj : dif) {
					total_dist += abs(img[i][j].r - img[i+di][j+dj].r);
					total_dist += abs(img[i][j].g - img[i+di][j+dj].g);
					total_dist += abs(img[i][j].b - img[i+di][j+dj].b);
				}
			}
		}
	}
	total_dist /= ((ll)H*(ll)W); // 450+ é 3
	
	double changes = 0;
	for (int i=0; i<H; i++) {
		Pixel last = img[i][0];
		for (int j=1; j<W; j++) {
			if (last != img[i][j]) changes++;
			last = img[i][j];
		}
	}
	changes *= 100.0 / H; // pra porcentagem
	changes /= W; // 95%+ é 2 ou 3
	
	double r=0, g=0, b=0;
	for (int i=0; i<H; i++) {
		for (int j=0; j<W; j++) {
			if (img[i][j].r > img[i][j].g and img[i][j].r > img[i][j].b) r++;
			if (img[i][j].g > img[i][j].r and img[i][j].g > img[i][j].b) g++;
			if (img[i][j].b > img[i][j].g and img[i][j].b > img[i][j].r) b++;
		}
	}
	double red = r / (W * H);
	double green = g / (W * H);
	double blue = b / (W * H);
	
	//cout << red << ' ' << green << ' ' << blue << '\n';
	
	if (changes >= 97 and green >= 0.01) {
		// 2 ou 3 > mais verde
		if (total_dist >= 450) return 3; // dividir pelo tamanho da imagem
		else return 2;
	} else {
		// 1 ou 4
		if (total_dist <= 100) return 4;
		else return 1;
	}
    
    return 4;
}

Compilation message

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:69:9: warning: unused variable 'red' [-Wunused-variable]
   69 |  double red = r / (W * H);
      |         ^~~
artclass.cpp:71:9: warning: unused variable 'blue' [-Wunused-variable]
   71 |  double blue = b / (W * H);
      |         ^~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 5200 KB Output is correct
2 Correct 34 ms 5896 KB Output is correct
3 Correct 46 ms 6996 KB Output is correct
4 Correct 44 ms 7260 KB Output is correct
5 Correct 27 ms 5328 KB Output is correct
6 Correct 52 ms 7884 KB Output is correct
7 Correct 53 ms 7248 KB Output is correct
8 Correct 43 ms 7284 KB Output is correct
9 Correct 32 ms 6228 KB Output is correct
10 Correct 52 ms 7760 KB Output is correct
11 Correct 42 ms 6996 KB Output is correct
12 Correct 43 ms 6740 KB Output is correct
13 Correct 42 ms 7148 KB Output is correct
14 Correct 57 ms 8408 KB Output is correct
15 Correct 41 ms 7132 KB Output is correct
16 Correct 55 ms 7276 KB Output is correct
17 Correct 43 ms 7240 KB Output is correct
18 Correct 50 ms 7988 KB Output is correct
19 Correct 42 ms 7000 KB Output is correct
20 Correct 42 ms 7208 KB Output is correct
21 Correct 38 ms 6392 KB Output is correct
22 Correct 27 ms 5420 KB Output is correct
23 Incorrect 40 ms 6492 KB Output isn't correct
24 Correct 53 ms 8020 KB Output is correct
25 Correct 41 ms 6768 KB Output is correct
26 Correct 52 ms 8016 KB Output is correct
27 Correct 40 ms 6736 KB Output is correct
28 Correct 27 ms 5208 KB Output is correct
29 Correct 39 ms 6484 KB Output is correct
30 Correct 21 ms 4444 KB Output is correct
31 Incorrect 40 ms 6484 KB Output isn't correct
32 Correct 45 ms 7508 KB Output is correct
33 Correct 48 ms 7780 KB Output is correct
34 Correct 40 ms 6588 KB Output is correct
35 Correct 35 ms 6656 KB Output is correct
36 Correct 29 ms 6236 KB Output is correct
37 Correct 42 ms 6996 KB Output is correct
38 Correct 11 ms 3676 KB Output is correct
39 Correct 33 ms 5984 KB Output is correct
40 Correct 34 ms 6484 KB Output is correct
41 Incorrect 39 ms 6588 KB Output isn't correct
42 Correct 43 ms 6736 KB Output is correct
43 Correct 46 ms 7508 KB Output is correct
44 Correct 50 ms 6336 KB Output is correct
45 Correct 52 ms 6740 KB Output is correct
46 Correct 33 ms 6324 KB Output is correct
47 Correct 13 ms 4444 KB Output is correct
48 Correct 32 ms 5980 KB Output is correct
49 Correct 36 ms 6608 KB Output is correct
50 Correct 42 ms 7024 KB Output is correct
51 Correct 42 ms 6996 KB Output is correct
52 Correct 31 ms 6224 KB Output is correct
53 Correct 42 ms 6996 KB Output is correct
54 Correct 30 ms 5976 KB Output is correct
55 Correct 38 ms 6484 KB Output is correct
56 Correct 42 ms 7264 KB Output is correct
57 Correct 49 ms 7764 KB Output is correct
58 Correct 42 ms 6736 KB Output is correct
59 Correct 42 ms 6740 KB Output is correct
60 Correct 31 ms 6056 KB Output is correct
61 Correct 41 ms 6776 KB Output is correct
62 Correct 52 ms 6852 KB Output is correct
63 Correct 34 ms 5488 KB Output is correct
64 Correct 51 ms 6748 KB Output is correct
65 Correct 22 ms 4700 KB Output is correct
66 Correct 41 ms 6996 KB Output is correct
67 Correct 39 ms 6364 KB Output is correct
68 Correct 35 ms 6224 KB Output is correct
69 Correct 44 ms 7056 KB Output is correct
70 Correct 45 ms 7868 KB Output is correct
71 Incorrect 51 ms 8272 KB Output isn't correct
72 Correct 28 ms 4896 KB Output is correct
73 Correct 32 ms 6228 KB Output is correct
74 Correct 60 ms 8016 KB Output is correct
75 Correct 47 ms 7852 KB Output is correct
76 Correct 46 ms 7504 KB Output is correct
77 Correct 39 ms 6472 KB Output is correct
78 Correct 35 ms 6484 KB Output is correct
79 Correct 35 ms 6484 KB Output is correct
80 Correct 46 ms 6992 KB Output is correct
81 Correct 45 ms 7168 KB Output is correct
82 Correct 54 ms 7840 KB Output is correct
83 Correct 41 ms 6456 KB Output is correct
84 Correct 46 ms 7708 KB Output is correct
85 Correct 41 ms 6996 KB Output is correct
86 Correct 43 ms 7248 KB Output is correct
87 Correct 34 ms 6180 KB Output is correct
88 Correct 45 ms 7248 KB Output is correct
89 Correct 43 ms 7248 KB Output is correct
90 Correct 39 ms 6484 KB Output is correct
91 Incorrect 44 ms 6808 KB Output isn't correct
92 Correct 55 ms 8016 KB Output is correct
93 Correct 25 ms 5460 KB Output is correct
94 Correct 67 ms 8272 KB Output is correct
95 Correct 39 ms 6484 KB Output is correct
96 Correct 48 ms 7036 KB Output is correct
97 Incorrect 39 ms 6484 KB Output isn't correct
98 Correct 49 ms 7880 KB Output is correct
99 Correct 43 ms 7108 KB Output is correct
100 Incorrect 54 ms 7900 KB Output isn't correct
101 Incorrect 57 ms 8012 KB Output isn't correct
102 Incorrect 41 ms 7176 KB Output isn't correct