#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;
#define type(x) __typeof((x).begin())
#define foreach(it, x) for(type(x) it = (x).begin(); it != (x).end(); it++)
typedef long long ll;
typedef pair < int, int > ii;
const int inf = 1e9 + 333;
const ll linf = 1e18 + inf;
const int N = 500;
int n, m, r[N][N], g[N][N], b[N][N];
ii root[N][N];
ii f(int x, int y) {
if(root[x][y] == ii(0, 0) or root[x][y] == ii(x, y))
return ii(x, y);
return root[x][y] = f(root[x][y].first, root[x][y].second);
}
void road(int x1, int y1, int x2, int y2, int A, int B, int C, int x = 0) {
bool flag = 0;
if(x2 < n and y2 < m) {
flag = 1;
flag &= abs(r[x1][y1] - r[x2][y2]) <= A;
flag &= abs(g[x1][y1] - g[x2][y2]) <= B;
flag &= abs(b[x1][y1] - b[x2][y2]) <= C;
if(x) {
flag &= g[x1][y1] >= r[x2][y2] - x;
flag &= g[x1][y1] >= b[x2][y2] - x;
}
}
if(flag) {
int X1 = f(x1, y1).first;
int Y1 = f(x1, y1).second;
int X2 = f(x2, y2).first;
int Y2 = f(x2, y2).second;
root[X1][Y1] = ii(X2, Y2);
}
}
bool h[N][N];
int style(int n, int m, int R[500][500], int G[500][500], int B[500][500]) {
:: n = n;
:: m = m;
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
r[i][j] = R[i][j];
g[i][j] = G[i][j];
b[i][j] = B[i][j];
}
}
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
road(i, j, i, j + 1, 20, 20, 20);
road(i, j, i + 1, j, 20, 20, 20);
}
}
set < ii > cntr;
multiset < ii > cntrMul;
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
cntr.insert(f(i, j));
cntrMul.insert(f(i, j));
}
}
//printf("cntr.size() %d\n", (int) cntr.size());
if(cntr.size() <= 50)
return 4;
int bigs = 0;
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
int x = f(i, j).first;
int y = f(i, j).second;
if(!h[x][y]) {
h[x][y] = 1;
if(cntrMul.count(ii(x, y)) >= 1000) {
bigs++;
}
}
}
}
if(bigs < 4 and cntr.size() <= 100)
return 4;
//printf("n = %d m = %d\n", n, m);
//printf("bigs = %d\n", bigs);
//printf("cntr = %d\n", (int) cntr.size());
if(cntr.size() <= 5000 and bigs >= 5)
return 1;
if(bigs > 2 and bigs * 1200 >= cntr.size())
return 1;
cntr.clear();
cntrMul.clear();
memset(root, 0, sizeof(root));
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
road(i, j, i, j + 1, 30, 50, 50, 0);
road(i, j, i + 1, j, 30, 50, 50, 0);
}
}
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
cntr.insert(f(i, j));
cntrMul.insert(f(i, j));
}
}
memset(h, 0, sizeof(h));
bigs = 0;
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
int x = f(i, j).first;
int y = f(i, j).second;
if(!h[x][y]) {
h[x][y] = 1;
if(cntrMul.count(ii(x, y)) >= 1000) {
bigs++;
}
}
}
}
//printf("bigs = %d\n", bigs);
//printf("%d\n", (int) cntr.size());
if(cntr.size() <= 5000)
return 2;
return 3;
}
Compilation message
artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:95:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(bigs > 2 and bigs * 1200 >= cntr.size())
~~~~~~~~~~~~^~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
370 ms |
21228 KB |
Output is correct |
| 2 |
Correct |
360 ms |
21228 KB |
Output is correct |
| 3 |
Correct |
335 ms |
21228 KB |
Output is correct |
| 4 |
Incorrect |
295 ms |
21228 KB |
Output isn't correct |
| 5 |
Correct |
267 ms |
19644 KB |
Output is correct |
| 6 |
Correct |
257 ms |
20536 KB |
Output is correct |
| 7 |
Correct |
249 ms |
21228 KB |
Output is correct |
| 8 |
Correct |
178 ms |
21228 KB |
Output is correct |
| 9 |
Correct |
250 ms |
21228 KB |
Output is correct |
| 10 |
Correct |
267 ms |
20468 KB |
Output is correct |
| 11 |
Correct |
223 ms |
21228 KB |
Output is correct |
| 12 |
Correct |
268 ms |
21228 KB |
Output is correct |
| 13 |
Correct |
254 ms |
21228 KB |
Output is correct |
| 14 |
Correct |
165 ms |
11384 KB |
Output is correct |
| 15 |
Correct |
448 ms |
21228 KB |
Output is correct |
| 16 |
Correct |
299 ms |
21228 KB |
Output is correct |
| 17 |
Correct |
382 ms |
21228 KB |
Output is correct |
| 18 |
Correct |
327 ms |
21228 KB |
Output is correct |
| 19 |
Correct |
335 ms |
21228 KB |
Output is correct |
| 20 |
Incorrect |
340 ms |
21228 KB |
Output isn't correct |
| 21 |
Correct |
156 ms |
21228 KB |
Output is correct |
| 22 |
Correct |
223 ms |
21228 KB |
Output is correct |
| 23 |
Correct |
209 ms |
21228 KB |
Output is correct |
| 24 |
Correct |
177 ms |
21228 KB |
Output is correct |
| 25 |
Correct |
265 ms |
21228 KB |
Output is correct |
| 26 |
Correct |
249 ms |
21228 KB |
Output is correct |
| 27 |
Correct |
193 ms |
21228 KB |
Output is correct |
| 28 |
Correct |
187 ms |
21228 KB |
Output is correct |
| 29 |
Correct |
188 ms |
21228 KB |
Output is correct |
| 30 |
Correct |
321 ms |
21228 KB |
Output is correct |
| 31 |
Correct |
274 ms |
21228 KB |
Output is correct |
| 32 |
Incorrect |
316 ms |
21228 KB |
Output isn't correct |
| 33 |
Correct |
244 ms |
21228 KB |
Output is correct |
| 34 |
Correct |
309 ms |
21228 KB |
Output is correct |
| 35 |
Correct |
136 ms |
21228 KB |
Output is correct |
| 36 |
Correct |
221 ms |
21228 KB |
Output is correct |
| 37 |
Correct |
208 ms |
21228 KB |
Output is correct |
| 38 |
Correct |
348 ms |
21228 KB |
Output is correct |
| 39 |
Incorrect |
313 ms |
21228 KB |
Output isn't correct |
| 40 |
Correct |
209 ms |
21228 KB |
Output is correct |
| 41 |
Correct |
125 ms |
17920 KB |
Output is correct |
| 42 |
Correct |
300 ms |
21228 KB |
Output is correct |
| 43 |
Correct |
280 ms |
21228 KB |
Output is correct |
| 44 |
Correct |
133 ms |
21228 KB |
Output is correct |
| 45 |
Correct |
189 ms |
21228 KB |
Output is correct |
| 46 |
Correct |
198 ms |
21228 KB |
Output is correct |
| 47 |
Correct |
398 ms |
21228 KB |
Output is correct |
| 48 |
Correct |
346 ms |
21228 KB |
Output is correct |
| 49 |
Correct |
185 ms |
21228 KB |
Output is correct |
| 50 |
Correct |
201 ms |
21228 KB |
Output is correct |
| 51 |
Correct |
298 ms |
21228 KB |
Output is correct |
| 52 |
Incorrect |
368 ms |
21228 KB |
Output isn't correct |
| 53 |
Incorrect |
201 ms |
21228 KB |
Output isn't correct |
| 54 |
Correct |
215 ms |
21228 KB |
Output is correct |
| 55 |
Correct |
235 ms |
21228 KB |
Output is correct |
| 56 |
Correct |
208 ms |
21228 KB |
Output is correct |
| 57 |
Correct |
364 ms |
21228 KB |
Output is correct |
| 58 |
Correct |
209 ms |
20536 KB |
Output is correct |
| 59 |
Correct |
259 ms |
21228 KB |
Output is correct |
| 60 |
Correct |
346 ms |
21228 KB |
Output is correct |
| 61 |
Correct |
357 ms |
21228 KB |
Output is correct |
| 62 |
Correct |
221 ms |
19644 KB |
Output is correct |
| 63 |
Correct |
184 ms |
21228 KB |
Output is correct |
| 64 |
Correct |
297 ms |
21228 KB |
Output is correct |
| 65 |
Correct |
305 ms |
21228 KB |
Output is correct |
| 66 |
Correct |
360 ms |
21228 KB |
Output is correct |
| 67 |
Correct |
321 ms |
21228 KB |
Output is correct |
| 68 |
Incorrect |
374 ms |
21228 KB |
Output isn't correct |
| 69 |
Correct |
169 ms |
21228 KB |
Output is correct |
| 70 |
Correct |
306 ms |
21228 KB |
Output is correct |
| 71 |
Correct |
298 ms |
21228 KB |
Output is correct |
| 72 |
Correct |
55 ms |
21228 KB |
Output is correct |
| 73 |
Correct |
205 ms |
21228 KB |
Output is correct |
| 74 |
Correct |
327 ms |
21228 KB |
Output is correct |
| 75 |
Correct |
263 ms |
21228 KB |
Output is correct |
| 76 |
Correct |
353 ms |
21228 KB |
Output is correct |
| 77 |
Correct |
335 ms |
21228 KB |
Output is correct |
| 78 |
Correct |
272 ms |
21228 KB |
Output is correct |
| 79 |
Correct |
163 ms |
21228 KB |
Output is correct |
| 80 |
Correct |
239 ms |
21228 KB |
Output is correct |
| 81 |
Correct |
253 ms |
21228 KB |
Output is correct |
| 82 |
Incorrect |
344 ms |
21228 KB |
Output isn't correct |
| 83 |
Correct |
112 ms |
21228 KB |
Output is correct |
| 84 |
Correct |
158 ms |
21228 KB |
Output is correct |
| 85 |
Correct |
401 ms |
21228 KB |
Output is correct |
| 86 |
Correct |
182 ms |
17920 KB |
Output is correct |
| 87 |
Correct |
171 ms |
21228 KB |
Output is correct |
| 88 |
Correct |
156 ms |
21228 KB |
Output is correct |
| 89 |
Incorrect |
87 ms |
21228 KB |
Output isn't correct |
| 90 |
Correct |
313 ms |
21228 KB |
Output is correct |
| 91 |
Correct |
174 ms |
21228 KB |
Output is correct |
| 92 |
Correct |
208 ms |
21228 KB |
Output is correct |
| 93 |
Correct |
411 ms |
21228 KB |
Output is correct |
| 94 |
Correct |
376 ms |
21228 KB |
Output is correct |
| 95 |
Correct |
231 ms |
21228 KB |
Output is correct |
| 96 |
Correct |
226 ms |
20108 KB |
Output is correct |
| 97 |
Correct |
256 ms |
21228 KB |
Output is correct |
| 98 |
Correct |
402 ms |
21228 KB |
Output is correct |
| 99 |
Correct |
327 ms |
21228 KB |
Output is correct |
| 100 |
Correct |
278 ms |
21228 KB |
Output is correct |
| 101 |
Correct |
368 ms |
21228 KB |
Output is correct |
| 102 |
Correct |
190 ms |
21228 KB |
Output is correct |
