Submission #1784

# Submission time Handle Problem Language Result Execution time Memory
1784 2013-07-15T12:06:03 Z kriii Art Class (IOI13_artclass) C++
100 / 100
188 ms 6316 KB
#include "artclass.h"
#include <math.h>
#define suff 0.85

bool sim(double r1, double g1, double b1, double r2, double g2, double b2, int v)
{
	return (r1 - r2) * (r1 - r2) + (b1 - b2) * (b1 - b2) + (g1 - g2) * (g1 - g2) <= v;
}

int chk[500][500]; int X[250000],Y[250000];

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	int i,j,k; double r,g,b,hor,ver;

	ver = 0;
	for (i=0;i<H;i++){
		r = g = b = 0;
		for (j=0;j<W;j++){
			r += R[i][j];
			g += G[i][j];
			b += B[i][j];
		}
		r /= W; g /= W; b /= W;
		
		hor = 0;
		for (j=0;j<W;j++){
			if (sim(r,g,b,R[i][j],G[i][j],B[i][j],2700)) hor++;
		}
		hor /= W;
		if (hor >= suff) ver++;
	}
	ver /= H;
	if (ver >= suff) return 4;

	ver = 0;
	for (j=0;j<W;j++){
		r = g = b = 0;
		for (i=0;i<H;i++){
			r += R[i][j];
			g += G[i][j];
			b += B[i][j];
		}
		r /= W; g /= W; b /= W;
		
		hor = 0;
		for (i=0;i<H;i++){
			if (sim(r,g,b,R[i][j],G[i][j],B[i][j],2700)) hor++;
		}
		hor /= H;
		if (hor >= suff) ver++;
	}
	ver /= W;
	if (ver >= suff) return 4;

	for (i=0;i<H;i++) for (j=0;j<W;j++){
		chk[i][j] = 0;
	}
	
	int c = 0,head,tail,small=0;
	double max = 0;

	for (i=0;i<H;i++) for (j=0;j<W;j++) if (chk[i][j] == 0){
		head = -1, tail = -1;
		int x, y, px, py; c++;
		int dx[8] = {0,1,0,-1,1,-1,1,-1};
		int dy[8] = {1,0,-1,0,1,1,-1,-1};
		++head; X[head] = i; Y[head] = j; chk[i][j] = c;
		while (tail < head){
			++tail; x = X[tail]; y = Y[tail];
			for (k=0;k<8;k++){
				px = x + dx[k];
				py = y + dy[k];
				if (px < 0 || px >= H || py < 0 || py >= W) continue;
				if (sim(R[x][y],G[x][y],B[x][y],R[px][py],G[px][py],B[px][py],1200) && chk[px][py] != c){
					++head; X[head] = px; Y[head] = py; chk[px][py] = c;
				}
			}
		}
		if (max < head) max = head;
		if (head < 50) small++;
	}
	max /= H * W;
	if (max >= 0.90) return 2;
	if (c >= 5000) return 3;
    return 1;
}
# Verdict Execution time Memory Grader output
1 Correct 121 ms 6316 KB Output is correct
2 Correct 112 ms 6316 KB Output is correct
3 Incorrect 113 ms 6316 KB Output isn't correct
4 Correct 80 ms 6316 KB Output is correct
5 Correct 113 ms 6316 KB Output is correct
6 Correct 50 ms 6316 KB Output is correct
7 Correct 106 ms 6316 KB Output is correct
8 Correct 79 ms 6316 KB Output is correct
9 Correct 109 ms 5460 KB Output is correct
10 Correct 120 ms 6316 KB Output is correct
11 Correct 124 ms 6316 KB Output is correct
12 Correct 143 ms 6316 KB Output is correct
13 Correct 61 ms 6316 KB Output is correct
14 Correct 91 ms 6316 KB Output is correct
15 Correct 138 ms 6316 KB Output is correct
16 Correct 140 ms 6316 KB Output is correct
17 Correct 146 ms 6316 KB Output is correct
18 Correct 99 ms 6316 KB Output is correct
19 Correct 127 ms 5740 KB Output is correct
20 Correct 134 ms 6316 KB Output is correct
21 Incorrect 120 ms 6316 KB Output isn't correct
22 Correct 140 ms 6316 KB Output is correct
23 Correct 108 ms 6316 KB Output is correct
24 Correct 114 ms 6316 KB Output is correct
25 Correct 116 ms 6316 KB Output is correct
26 Incorrect 101 ms 6316 KB Output isn't correct
27 Correct 128 ms 6316 KB Output is correct
28 Correct 188 ms 6316 KB Output is correct
29 Correct 24 ms 6316 KB Output is correct
30 Correct 145 ms 6316 KB Output is correct
31 Correct 124 ms 6316 KB Output is correct
32 Correct 138 ms 6316 KB Output is correct
33 Correct 129 ms 6316 KB Output is correct
34 Correct 156 ms 6316 KB Output is correct
35 Correct 161 ms 6316 KB Output is correct
36 Correct 135 ms 6316 KB Output is correct
37 Correct 152 ms 6008 KB Output is correct
38 Incorrect 71 ms 3448 KB Output isn't correct
39 Correct 114 ms 6316 KB Output is correct
40 Correct 101 ms 6316 KB Output is correct
41 Correct 142 ms 6316 KB Output is correct
42 Correct 110 ms 6316 KB Output is correct
43 Correct 112 ms 6316 KB Output is correct
44 Correct 126 ms 6316 KB Output is correct
45 Correct 85 ms 6316 KB Output is correct
46 Correct 137 ms 6316 KB Output is correct
47 Correct 140 ms 6316 KB Output is correct
48 Correct 70 ms 6316 KB Output is correct
49 Correct 99 ms 6316 KB Output is correct
50 Correct 127 ms 6316 KB Output is correct
51 Incorrect 103 ms 6316 KB Output isn't correct
52 Correct 142 ms 6316 KB Output is correct
53 Correct 76 ms 6316 KB Output is correct
54 Correct 116 ms 6316 KB Output is correct
55 Correct 108 ms 6316 KB Output is correct
56 Correct 175 ms 6316 KB Output is correct
57 Correct 126 ms 6316 KB Output is correct
58 Correct 86 ms 6316 KB Output is correct
59 Correct 84 ms 6316 KB Output is correct
60 Correct 124 ms 6316 KB Output is correct
61 Correct 76 ms 5460 KB Output is correct
62 Correct 87 ms 6316 KB Output is correct
63 Correct 151 ms 6316 KB Output is correct
64 Correct 71 ms 6316 KB Output is correct
65 Correct 74 ms 6316 KB Output is correct
66 Correct 117 ms 6008 KB Output is correct
67 Correct 138 ms 5740 KB Output is correct
68 Incorrect 146 ms 6316 KB Output isn't correct
69 Correct 114 ms 5740 KB Output is correct
70 Correct 140 ms 6316 KB Output is correct
71 Incorrect 176 ms 6008 KB Output isn't correct
72 Correct 83 ms 6316 KB Output is correct
73 Correct 91 ms 6316 KB Output is correct
74 Correct 66 ms 6316 KB Output is correct
75 Correct 107 ms 6316 KB Output is correct
76 Correct 120 ms 6316 KB Output is correct
77 Correct 117 ms 6316 KB Output is correct
78 Correct 76 ms 6316 KB Output is correct
79 Correct 127 ms 6316 KB Output is correct
80 Correct 38 ms 6316 KB Output is correct
81 Correct 167 ms 6316 KB Output is correct
82 Correct 80 ms 6316 KB Output is correct
83 Correct 120 ms 6316 KB Output is correct
84 Correct 101 ms 6316 KB Output is correct
85 Correct 69 ms 6316 KB Output is correct
86 Correct 137 ms 6316 KB Output is correct
87 Correct 88 ms 6316 KB Output is correct
88 Correct 106 ms 6316 KB Output is correct
89 Correct 166 ms 6316 KB Output is correct
90 Correct 65 ms 6316 KB Output is correct
91 Correct 136 ms 6316 KB Output is correct
92 Correct 87 ms 6316 KB Output is correct
93 Correct 117 ms 6316 KB Output is correct
94 Correct 147 ms 5740 KB Output is correct
95 Correct 78 ms 6316 KB Output is correct
96 Correct 64 ms 6316 KB Output is correct
97 Correct 122 ms 6316 KB Output is correct
98 Correct 60 ms 6316 KB Output is correct
99 Correct 136 ms 6316 KB Output is correct
100 Correct 125 ms 6316 KB Output is correct
101 Correct 174 ms 6316 KB Output is correct
102 Correct 139 ms 6316 KB Output is correct