oj.uz

Submission #440980

# Submission time Handle Problem Language Result Execution time Memory
440980 2021-07-03T20:48:25 Z Namnamseo Art Class (IOI13_artclass) C++17
100 / 100
 69 ms 6040 KB 
#include "artclass.h"
using namespace std;

const float coeff[4][3*4*4+3] = {{ -63.0400,  -29.9633,  -30.4937,  139.9450, -133.5472,   75.6406,
    4.1946,   92.0297,   -7.4521,   67.0902,  -40.1558,  -96.8360,
   30.4891,  -61.8195,   29.1258, -114.8488,  180.2290,  -62.8737,
   40.4461, -134.5308,   12.7274,  -70.8499,  -18.0083,  144.1649,
  161.6808,   -2.9197,    0.6342, -204.6375,   18.8772,  134.2941,
  102.3418,   30.7536, -178.6157,  -98.2650, -119.1426,  262.0974,
  -41.6917,  -20.1880,   27.1856,  -81.1678,  161.6122, -125.1560,
   67.7421,   52.9095,  -56.8205,   93.8830,   10.6928, -158.8677,
   24.0739, -138.4683,   93.5732},
{  39.2376,  251.2074, -209.7736, -200.1912,  260.1740, -115.3471,
 -208.2322,  218.9643,  -52.4071,   23.7714,  265.8700, -174.4878,
  -46.6126, -229.2821,  175.5157, -154.5625,   -0.3871,  232.1231,
  126.8237, -219.3655,   93.0219,  211.2868, -227.5675,   23.1429,
  120.5473, -111.1882,   54.8543, -161.6028,  220.9912, -247.8992,
  125.2693,  159.3035,   -7.7914,   63.2907, -255.2971, -236.0402,
 -245.1792,  206.8028,    3.2134,  -43.4771,   38.2679,  -14.9989,
   56.1295, -218.6725,  246.3542,   41.0153,  -14.1745,  173.7840,
 -173.8779,  297.9964, -256.6154},
{ 123.7566,   80.2844, -200.7963, -174.1101,  100.0404,   82.7393,
  -82.9470, -199.4397,  243.1159,   97.3223,   45.5022, -103.7382,
 -142.5100,   94.3229,   18.3019,  169.9270, -177.5642,    7.8294,
 -142.6725,   84.9434,  144.3373,   18.7439,  158.3002, -234.7830,
  -59.5506,  -25.6033,   88.6889,  231.9213,   19.9985, -195.3839,
   52.8407, -114.7098,   28.7682,   56.6459,  172.2831, -204.4079,
    2.0981,  -63.1707,   32.3486,  101.2075, -172.0590,   34.3549,
  -37.3782, -124.5983,  159.1983, -162.2696,   44.7576,  125.7577,
  -76.8405,   78.4085,  -42.2169},
{ -66.3745, -102.2115,  224.5301,   76.2889,  -23.8942, -176.6279,
  119.3946,  129.0869, -251.9080, -175.8489, -121.1599,  217.4591,
  144.9682,    9.7203,  -91.4585,  -86.0869,  -43.0534,   75.5384,
  128.1504,  113.8718, -180.1230,   70.4334, -159.6553,  183.9166,
 -144.6375,   49.8998, -107.8242,  -69.5453,  -62.0033,  153.6426,
 -191.2019,   79.3045,  205.9442,   87.3162,   -3.8528, -225.4161,
  110.5283,   83.2811,  -82.4912,  -21.9167,   -7.6361,  147.5880,
  -48.4723,  118.7705, -184.1634,   93.6264,  -71.1094,   81.8497,
   70.1424, -143.5856,   28.5372}};

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	float key[3*4*4+3];
    int (*(img[3]))[500] = {R, G, B};
	for (int i=0; i<3; ++i) {
		long long t = 0;
        for (int j=0; j<H; ++j) for (int k=0; k<W; ++k) {
        	t += img[i][j][k];
        }
        key[3*4*4 + i] = (t / (H*W)) / 255.0;
	}
    for (int t=0, i=0; i<4; ++i) for (int j=0; j<4; ++j) for (int c=0; c<3; ++c) {
        key[t++] = img[c][i][j] / 255.0;
    }

	double ans[4];
	for (int i=0; i<4; ++i) {
		ans[i] = 0;
		for (int j=0; j<3*4*4+3; ++j) {
			ans[i] += coeff[i][j] * key[j];
		}
	}

	int mi = 0;
	for (int i=1; i<4; ++i) if (ans[mi] < ans[i]) mi = i;
	return mi+1;
}

Compilation message

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:43:11: warning: unnecessary parentheses in declaration of 'img' [-Wparentheses]
   43 |     int (*(img[3]))[500] = {R, G, B};
      |           ^

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 4780 KB Output is correct
2 Correct 60 ms 6040 KB Output is correct
3 Correct 61 ms 5380 KB Output is correct
4 Correct 15 ms 3700 KB Output is correct
5 Correct 48 ms 4548 KB Output is correct
6 Correct 61 ms 5844 KB Output is correct
7 Correct 60 ms 5600 KB Output is correct
8 Correct 45 ms 4292 KB Output is correct
9 Correct 54 ms 5616 KB Output is correct
10 Correct 59 ms 5956 KB Output is correct
11 Correct 42 ms 5060 KB Output is correct
12 Correct 50 ms 5280 KB Output is correct
13 Correct 33 ms 3016 KB Output is correct
14 Correct 63 ms 5344 KB Output is correct
15 Correct 42 ms 4864 KB Output is correct
16 Correct 41 ms 4676 KB Output is correct
17 Correct 52 ms 4932 KB Output is correct
18 Correct 37 ms 4616 KB Output is correct
19 Correct 56 ms 5328 KB Output is correct
20 Correct 49 ms 4604 KB Output is correct
21 Correct 60 ms 5856 KB Output is correct
22 Correct 47 ms 4884 KB Output is correct
23 Correct 13 ms 1356 KB Output is correct
24 Correct 49 ms 4676 KB Output is correct
25 Correct 53 ms 5572 KB Output is correct
26 Correct 58 ms 5244 KB Output is correct
27 Correct 46 ms 4164 KB Output is correct
28 Correct 69 ms 5788 KB Output is correct
29 Correct 53 ms 5504 KB Output is correct
30 Correct 32 ms 3012 KB Output is correct
31 Correct 45 ms 4412 KB Output is correct
32 Correct 45 ms 4240 KB Output is correct
33 Correct 47 ms 5044 KB Output is correct
34 Correct 50 ms 4620 KB Output is correct
35 Correct 50 ms 4804 KB Output is correct
36 Correct 52 ms 4676 KB Output is correct
37 Correct 51 ms 5068 KB Output is correct
38 Correct 51 ms 5092 KB Output is correct
39 Correct 48 ms 5308 KB Output is correct
40 Correct 27 ms 2620 KB Output is correct
41 Correct 45 ms 4292 KB Output is correct
42 Correct 37 ms 3524 KB Output is correct
43 Correct 46 ms 4204 KB Output is correct
44 Correct 53 ms 5144 KB Output is correct
45 Correct 38 ms 3652 KB Output is correct
46 Correct 59 ms 5316 KB Output is correct
47 Correct 42 ms 4968 KB Output is correct
48 Correct 49 ms 5188 KB Output is correct
49 Correct 29 ms 4340 KB Output is correct
50 Correct 60 ms 5908 KB Output is correct
51 Correct 44 ms 4132 KB Output is correct
52 Correct 40 ms 4908 KB Output is correct
53 Correct 49 ms 4508 KB Output is correct
54 Correct 46 ms 4440 KB Output is correct
55 Correct 35 ms 4548 KB Output is correct
56 Correct 45 ms 4288 KB Output is correct
57 Correct 56 ms 5260 KB Output is correct
58 Correct 64 ms 5920 KB Output is correct
59 Correct 44 ms 5012 KB Output is correct
60 Correct 39 ms 4892 KB Output is correct
61 Correct 39 ms 4628 KB Output is correct
62 Correct 50 ms 4500 KB Output is correct
63 Correct 55 ms 5308 KB Output is correct
64 Correct 57 ms 5620 KB Output is correct
65 Correct 25 ms 2412 KB Output is correct
66 Correct 42 ms 4752 KB Output is correct
67 Correct 32 ms 3008 KB Output is correct
68 Correct 52 ms 4984 KB Output is correct
69 Correct 44 ms 4252 KB Output is correct
70 Correct 47 ms 4268 KB Output is correct
71 Correct 48 ms 4568 KB Output is correct
72 Correct 46 ms 4420 KB Output is correct
73 Correct 67 ms 5872 KB Output is correct
74 Correct 48 ms 5272 KB Output is correct
75 Correct 56 ms 5668 KB Output is correct
76 Correct 37 ms 4656 KB Output is correct
77 Correct 48 ms 5236 KB Output is correct
78 Correct 25 ms 2384 KB Output is correct
79 Correct 48 ms 5180 KB Output is correct
80 Correct 37 ms 4588 KB Output is correct
81 Correct 49 ms 5348 KB Output is correct
82 Correct 60 ms 5920 KB Output is correct
83 Correct 59 ms 5592 KB Output is correct
84 Correct 52 ms 4808 KB Output is correct
85 Correct 53 ms 4904 KB Output is correct
86 Correct 50 ms 5408 KB Output is correct
87 Correct 41 ms 3972 KB Output is correct
88 Correct 50 ms 5352 KB Output is correct
89 Correct 49 ms 4668 KB Output is correct
90 Correct 50 ms 5220 KB Output is correct
91 Correct 38 ms 3720 KB Output is correct
92 Correct 61 ms 5864 KB Output is correct
93 Correct 35 ms 3268 KB Output is correct
94 Correct 51 ms 5188 KB Output is correct
95 Correct 47 ms 5116 KB Output is correct
96 Correct 38 ms 3768 KB Output is correct
97 Correct 48 ms 4992 KB Output is correct
98 Correct 39 ms 4804 KB Output is correct
99 Correct 32 ms 2924 KB Output is correct
100 Correct 52 ms 5256 KB Output is correct
101 Correct 60 ms 5828 KB Output is correct
102 Correct 36 ms 4676 KB Output is correct