oj.uz

Submission #395670

# Submission time Handle Problem Language Result Execution time Memory
395670 2021-04-28T17:59:41 Z peuch Art Class (IOI13_artclass) C++17
100 / 100
 83 ms 6276 KB 
#include "artclass.h"
#include <bits/stdc++.h>
 
#define ll long long
 
using namespace std ;
 
int H , W ;
int r[510][510] , g[510][510] , b[510][510] ;
int dx[2] = {0,1} , dy[2] = {1,0} ;
 
bool valid(int x, int y) { return 0 <= min(x,y) && x < H && y < W ; }
int getDiff(int x1, int y1, int x2, int y2)
{
	int dr = abs(r[x1][y1]-r[x2][y2]) ;
	int dg = abs(g[x1][y1]-g[x2][y2]) ;
	int db = abs(b[x1][y1]-b[x2][y2]) ;
	return dr+dg+db ;
}
 
 
bool isWhite(int x, int y ) 
{
	bool ok = max({ abs(r[x][y]-g[x][y]) , abs(g[x][y]-b[x][y]) , abs(r[x][y]-b[x][y]) }) <= 15 ;
	ok &= min({r[x][y] , g[x][y], b[x][y]}) >= 180 ;
	return ok ;
}
bool isGreen(int x, int y) { return max(b[x][y],r[x][y]) + 35 <= g[x][y] && !isWhite(x,y) ; }
 
int style(int h, int w, int R[500][500], int G[500][500], int B[500][500]) 
{
	H = h ;
	W = w ;
	for(int i = 0 ; i < H ; i++ )
		for(int j = 0 ; j < W ; j++ )
		{
			r[i][j]= R[i][j] ;
			g[i][j] = G[i][j] ;
			b[i][j] = B[i][j] ;
		}
 
	int mnDiff = INT_MAX ;
	int mxDiff = -INT_MAX ;
	double s = 0 , s_squared = 0 ;
	double cnt = 0 ;
	double qtd[2] = {0,0} ;
 
	for(int i = 0 ; i < H ; i++ )
		for(int j = 0 ; j < W ; j++ )
		{
			if(isWhite(i,j)) qtd[0]++ ;
			if( isGreen(i,j) ) qtd[1]++ ;
 
			for(int a = 0 , ni , nj ; a < 2 ; a++ )
			{
				ni = i + dx[a] ;
				nj = j+dy[a] ;
 
				if(!valid(ni,nj)) continue ;
 
				cnt++ ;
 
				mnDiff = min(mnDiff, getDiff(i,j,ni,nj)) ;
				mxDiff = max( mxDiff, getDiff(i,j,ni,nj) ) ;	
				s += getDiff(i,j,ni,nj) ;
 
			} 
		}
 
	s /= cnt ;  
 
	qtd[0] /= (double)(H*W) ;
	qtd[1] /= (double)(H*W) ;	
 
	if( s <= 9.0 ) return 4 ;
	if(s >= 50.0 ) return 3 ;
	if(s >= 19.0 && qtd[0]  <= 0.1 ) return 2 ;
	return 1 ;
}

Compilation message

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:44:17: warning: unused variable 's_squared' [-Wunused-variable]
   44 |  double s = 0 , s_squared = 0 ;
      |                 ^~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 5128 KB Output is correct
2 Correct 57 ms 4984 KB Output is correct
3 Correct 53 ms 6176 KB Output is correct
4 Correct 71 ms 6184 KB Output is correct
5 Correct 58 ms 6216 KB Output is correct
6 Correct 40 ms 6212 KB Output is correct
7 Correct 74 ms 5276 KB Output is correct
8 Correct 58 ms 6156 KB Output is correct
9 Correct 59 ms 6204 KB Output is correct
10 Correct 46 ms 3996 KB Output is correct
11 Correct 52 ms 6172 KB Output is correct
12 Correct 29 ms 2632 KB Output is correct
13 Correct 58 ms 5188 KB Output is correct
14 Incorrect 49 ms 6212 KB Output isn't correct
15 Correct 71 ms 6248 KB Output is correct
16 Correct 59 ms 6212 KB Output is correct
17 Correct 59 ms 6144 KB Output is correct
18 Correct 80 ms 6212 KB Output is correct
19 Correct 58 ms 5188 KB Output is correct
20 Correct 44 ms 6212 KB Output is correct
21 Incorrect 57 ms 5188 KB Output isn't correct
22 Correct 59 ms 4896 KB Output is correct
23 Correct 56 ms 4856 KB Output is correct
24 Correct 53 ms 4784 KB Output is correct
25 Correct 71 ms 6152 KB Output is correct
26 Correct 46 ms 6180 KB Output is correct
27 Correct 56 ms 6212 KB Output is correct
28 Correct 45 ms 3908 KB Output is correct
29 Correct 57 ms 6212 KB Output is correct
30 Correct 37 ms 3276 KB Output is correct
31 Correct 42 ms 6212 KB Output is correct
32 Correct 57 ms 6212 KB Output is correct
33 Correct 43 ms 6156 KB Output is correct
34 Correct 58 ms 5028 KB Output is correct
35 Correct 56 ms 4932 KB Output is correct
36 Correct 54 ms 5044 KB Output is correct
37 Correct 57 ms 5132 KB Output is correct
38 Correct 61 ms 5404 KB Output is correct
39 Correct 48 ms 6160 KB Output is correct
40 Correct 37 ms 3244 KB Output is correct
41 Correct 69 ms 6084 KB Output is correct
42 Correct 37 ms 3268 KB Output is correct
43 Correct 57 ms 6104 KB Output is correct
44 Correct 35 ms 2824 KB Output is correct
45 Correct 15 ms 1504 KB Output is correct
46 Correct 59 ms 6108 KB Output is correct
47 Correct 59 ms 6140 KB Output is correct
48 Correct 67 ms 6216 KB Output is correct
49 Correct 52 ms 4644 KB Output is correct
50 Incorrect 52 ms 4852 KB Output isn't correct
51 Incorrect 65 ms 5496 KB Output isn't correct
52 Correct 59 ms 6204 KB Output is correct
53 Correct 54 ms 6144 KB Output is correct
54 Correct 35 ms 6164 KB Output is correct
55 Correct 46 ms 6208 KB Output is correct
56 Incorrect 53 ms 4720 KB Output isn't correct
57 Correct 53 ms 4808 KB Output is correct
58 Correct 47 ms 6184 KB Output is correct
59 Correct 69 ms 6220 KB Output is correct
60 Correct 70 ms 6192 KB Output is correct
61 Correct 57 ms 5168 KB Output is correct
62 Correct 66 ms 6276 KB Output is correct
63 Correct 18 ms 6204 KB Output is correct
64 Correct 60 ms 5316 KB Output is correct
65 Incorrect 56 ms 6156 KB Output isn't correct
66 Correct 37 ms 3268 KB Output is correct
67 Correct 63 ms 6172 KB Output is correct
68 Correct 58 ms 6120 KB Output is correct
69 Correct 59 ms 6212 KB Output is correct
70 Correct 59 ms 6204 KB Output is correct
71 Incorrect 75 ms 6200 KB Output isn't correct
72 Correct 65 ms 5848 KB Output is correct
73 Correct 83 ms 6112 KB Output is correct
74 Correct 76 ms 6164 KB Output is correct
75 Incorrect 52 ms 4728 KB Output isn't correct
76 Correct 70 ms 6200 KB Output is correct
77 Correct 63 ms 5236 KB Output is correct
78 Correct 57 ms 6208 KB Output is correct
79 Correct 51 ms 6200 KB Output is correct
80 Correct 59 ms 6140 KB Output is correct
81 Correct 39 ms 3484 KB Output is correct
82 Correct 72 ms 6212 KB Output is correct
83 Correct 55 ms 4724 KB Output is correct
84 Correct 49 ms 6100 KB Output is correct
85 Incorrect 78 ms 6132 KB Output isn't correct
86 Correct 53 ms 4788 KB Output is correct
87 Correct 67 ms 4580 KB Output is correct
88 Correct 45 ms 4080 KB Output is correct
89 Correct 60 ms 6120 KB Output is correct
90 Correct 71 ms 6200 KB Output is correct
91 Incorrect 60 ms 6160 KB Output isn't correct
92 Correct 60 ms 6152 KB Output is correct
93 Correct 71 ms 6176 KB Output is correct
94 Correct 44 ms 3872 KB Output is correct
95 Correct 50 ms 6212 KB Output is correct
96 Correct 54 ms 4932 KB Output is correct
97 Correct 47 ms 4164 KB Output is correct
98 Correct 29 ms 2636 KB Output is correct
99 Correct 58 ms 5176 KB Output is correct
100 Correct 56 ms 6156 KB Output is correct
101 Correct 69 ms 6240 KB Output is correct
102 Correct 71 ms 6196 KB Output is correct