답안 #747282

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
747282 2023-05-24T03:43:39 Z Trunkty Zoo (COCI19_zoo) C++14
110 / 110
38 ms 3892 KB
#include <iostream>
#include <vector>
#include <algorithm>
#include <utility>
using namespace std;
const int MAXL = 1005;
int h,w;
char track[MAXL][MAXL];
bool check[MAXL][MAXL];
vector<pair<int,int>> p={{1,1}},p2;
 
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin >> h >> w;
	for(int i=1;i<=h;i++){
		string a;
		cin >> a;
		for(int j=0;j<w;j++){
			track[i][j+1] = a[j];
		}
	}
	char st=track[1][1];
	check[1][1] = true;
	for(int i=0;i<p.size();i++){
		int x=p[i].first,y=p[i].second;
		if(track[x-1][y]==st and not check[x-1][y]){
			p.push_back({x-1,y});
			check[x-1][y] = true;
		}
		if(track[x+1][y]==st and not check[x+1][y]){
			p.push_back({x+1,y});
			check[x+1][y] = true;
		}
		if(track[x][y-1]==st and not check[x][y-1]){
			p.push_back({x,y-1});
			check[x][y-1] = true;
		}
		if(track[x][y+1]==st and not check[x][y+1]){
			p.push_back({x,y+1});
			check[x][y+1] = true;
		}
	}
	int cnt=0;
	while(p.size()>0){
		if(st=='T'){
			st = 'B';
		}
		else{
			st = 'T';
		}
		p2 = {};
		for(int i=0;i<p.size();i++){
			int x=p[i].first,y=p[i].second;
			if(track[x-1][y]==st and not check[x-1][y]){
				p2.push_back({x-1,y});
				check[x-1][y] = true;
			}
			if(track[x+1][y]==st and not check[x+1][y]){
				p2.push_back({x+1,y});
				check[x+1][y] = true;
			}
			if(track[x][y-1]==st and not check[x][y-1]){
				p2.push_back({x,y-1});
				check[x][y-1] = true;
			}
			if(track[x][y+1]==st and not check[x][y+1]){
				p2.push_back({x,y+1});
				check[x][y+1] = true;
			}
		}
		p = p2;
		for(int i=0;i<p.size();i++){
			int x=p[i].first,y=p[i].second;
			if(track[x-1][y]==st and not check[x-1][y]){
				p.push_back({x-1,y});
				check[x-1][y] = true;
			}
			if(track[x+1][y]==st and not check[x+1][y]){
				p.push_back({x+1,y});
				check[x+1][y] = true;
			}
			if(track[x][y-1]==st and not check[x][y-1]){
				p.push_back({x,y-1});
				check[x][y-1] = true;
			}
			if(track[x][y+1]==st and not check[x][y+1]){
				p.push_back({x,y+1});
				check[x][y+1] = true;
			}
		}
		cnt++;
	}
	cout << cnt;
	return 0;
}

Compilation message

zoo.cpp: In function 'int main()':
zoo.cpp:25:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |  for(int i=0;i<p.size();i++){
      |              ~^~~~~~~~~
zoo.cpp:53:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |   for(int i=0;i<p.size();i++){
      |               ~^~~~~~~~~
zoo.cpp:73:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |   for(int i=0;i<p.size();i++){
      |               ~^~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 416 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 416 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 7 ms 3780 KB Output is correct
17 Correct 7 ms 3856 KB Output is correct
18 Correct 7 ms 3892 KB Output is correct
19 Correct 8 ms 3796 KB Output is correct
20 Correct 8 ms 3796 KB Output is correct
21 Correct 35 ms 3172 KB Output is correct
22 Correct 36 ms 3272 KB Output is correct
23 Correct 35 ms 3388 KB Output is correct
24 Correct 36 ms 3380 KB Output is correct
25 Correct 36 ms 3288 KB Output is correct
26 Correct 36 ms 3252 KB Output is correct
27 Correct 34 ms 3272 KB Output is correct
28 Correct 36 ms 3156 KB Output is correct
29 Correct 38 ms 3384 KB Output is correct
30 Correct 38 ms 3292 KB Output is correct