Submission #22758

# Submission time Handle Problem Language Result Execution time Memory
22758 2017-04-30T07:15:23 Z 퍼플달고싶다(#990, smu201111192, pce913, cokcjswo) Young Zebra (KRIII5_YZ) C++
2 / 7
486 ms 39328 KB
#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second
#define SIZE 31600000
#define BC 50
#define BS 5000
#define MOD 1000000007LL
#define MAXV 555
#define INF 0x3f3f3f3f
#define INFL 0x3f3f3f3f3f3f3f3fLL
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef double db;
typedef vector<vector<long long> > mat;

int n,m;
char str[444][444];
bool bd[1222][1222];
bool visited[1222][1222];
int sz[1222][1222];
pair<int, int> p[1222][1222];
int dy[4] = {-1,0,1,0}, dx[4] = {0,1,0,-1};

pair<int, int> find(pair<int, int> u) {
	if(p[u.fi][u.se] == u)	return u;
	return p[u.fi][u.se] = find(p[u.fi][u.se]);
}

void merge(pair<int, int> u, pair<int, int> v) {
	u = find(u), v = find(v);
	if(u == v)	return;
	p[u.fi][u.se] = v;
	sz[v.fi][v.se] += sz[u.fi][u.se];
}

bool ok(int y, int x) {return y>=0 && y<3*n && x>=0 && x<3*m;}

void bfs(int y, int x) {
	queue<pair<int, int > > q;
	q.push({y,x});
	visited[y][x] = 1;
	while(!q.empty()) {
		int hy = q.front().fi, hx = q.front().se;
		// printf("here %d %d\n",hy,hx);
		q.pop();
		for(int i=0;i<4;i++) {
			int ny = hy + dy[i], nx = hx + dx[i];
			if(ny < 0)	ny += 3*n;
			if(nx < 0)	nx += 3*m;
			if(ny >= 3*n)	ny -= 3*n;
			if(nx >= 3*m)	nx -= 3*m;
			if(ok(ny,nx) && visited[ny][nx] == 0 && (bd[y][x] == bd[ny][nx])) {
				merge({y,x}, {ny,nx}), q.push({ny,nx}), visited[ny][nx] = 1;
			}
		}
	}
}

int main () {
	for(int i=0;i<1222;i++)	for(int j=0;j<1222;j++)	p[i][j] = {i,j}, sz[i][j] = 1;
	scanf("%d%d",&n,&m);
	for(int i=0;i<n;i++)	scanf("%s",str[i]);
	for(int yc=0;yc<3;yc++) 
		for(int xc=0;xc<3;xc++) 
			for(int i=0;i<n;i++) 
				for(int j=0;j<m;j++) 
					bd[yc*n+i][xc*m+j] = str[i][j] == 'B' ? 1 : 0;

	for(int i=0;i<n;i++) {
		for(int j=0;j<m;j++) {
			int y = n+i, x = m+j;
			if(visited[y][x] == 0)		bfs(y,x);
			pair<int, int> root = find({y,x});
			printf("%d ",sz[root.fi][root.se]);
		}
		printf("\n");
	}

	// for(int i=0;i<100;i++) {
	// 	for(int j=0;j<100;j++)	printf("%d ",sz[i][j]);
	// 	printf("\n");
	// }
}

Compilation message

YZ.cpp: In function 'void bfs(int, int)':
YZ.cpp:42:9: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
  q.push({y,x});
         ^
YZ.cpp:42:14: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
  q.push({y,x});
              ^
YZ.cpp:55:11: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     merge({y,x}, {ny,nx}), q.push({ny,nx}), visited[ny][nx] = 1;
           ^
YZ.cpp:55:18: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     merge({y,x}, {ny,nx}), q.push({ny,nx}), visited[ny][nx] = 1;
                  ^
YZ.cpp:55:35: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     merge({y,x}, {ny,nx}), q.push({ny,nx}), visited[ny][nx] = 1;
                                   ^
YZ.cpp:55:42: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     merge({y,x}, {ny,nx}), q.push({ny,nx}), visited[ny][nx] = 1;
                                          ^
YZ.cpp: In function 'int main()':
YZ.cpp:62:64: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
  for(int i=0;i<1222;i++) for(int j=0;j<1222;j++) p[i][j] = {i,j}, sz[i][j] = 1;
                                                                ^
YZ.cpp:62:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
  for(int i=0;i<1222;i++) for(int j=0;j<1222;j++) p[i][j] = {i,j}, sz[i][j] = 1;
                                                          ^
YZ.cpp:75:31: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
    pair<int, int> root = find({y,x});
                               ^
YZ.cpp:63:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
                     ^
YZ.cpp:64:41: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=0;i<n;i++) scanf("%s",str[i]);
                                         ^
# Verdict Execution time Memory Grader output
1 Partially correct 169 ms 29032 KB Output is partially correct
2 Partially correct 179 ms 37756 KB Output is partially correct
3 Partially correct 149 ms 27484 KB Output is partially correct
4 Partially correct 136 ms 25448 KB Output is partially correct
5 Partially correct 113 ms 24560 KB Output is partially correct
6 Partially correct 73 ms 23448 KB Output is partially correct
7 Partially correct 486 ms 28112 KB Output is partially correct
8 Partially correct 199 ms 39328 KB Output is partially correct
9 Partially correct 423 ms 39308 KB Output is partially correct
10 Partially correct 123 ms 24400 KB Output is partially correct
11 Partially correct 113 ms 24992 KB Output is partially correct
12 Partially correct 99 ms 24996 KB Output is partially correct
13 Partially correct 296 ms 26708 KB Output is partially correct
14 Partially correct 179 ms 26876 KB Output is partially correct
15 Partially correct 293 ms 35628 KB Output is partially correct
16 Partially correct 173 ms 24156 KB Output is partially correct
17 Partially correct 153 ms 26304 KB Output is partially correct
18 Partially correct 69 ms 26216 KB Output is partially correct
19 Correct 43 ms 22632 KB Output is correct
20 Partially correct 253 ms 39268 KB Output is partially correct
21 Partially correct 306 ms 27448 KB Output is partially correct
22 Partially correct 389 ms 27332 KB Output is partially correct
23 Partially correct 236 ms 37732 KB Output is partially correct
24 Partially correct 196 ms 32984 KB Output is partially correct
25 Partially correct 209 ms 30808 KB Output is partially correct
26 Partially correct 13 ms 22632 KB Output is partially correct
27 Partially correct 9 ms 22632 KB Output is partially correct
28 Partially correct 9 ms 22900 KB Output is partially correct
29 Partially correct 13 ms 22904 KB Output is partially correct
30 Partially correct 6 ms 22632 KB Output is partially correct
31 Partially correct 3 ms 22632 KB Output is partially correct
32 Partially correct 13 ms 22632 KB Output is partially correct
33 Partially correct 13 ms 22632 KB Output is partially correct
34 Partially correct 9 ms 22632 KB Output is partially correct
35 Partially correct 6 ms 22632 KB Output is partially correct
36 Partially correct 19 ms 23952 KB Output is partially correct
37 Partially correct 26 ms 23732 KB Output is partially correct
38 Correct 9 ms 22632 KB Output is correct
39 Partially correct 23 ms 23720 KB Output is partially correct
40 Partially correct 16 ms 23956 KB Output is partially correct