Guess LA4255



#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <algorithm>
#include <vector>
#include <cstring>
#include <stack>
#include <cctype>
#include <utility>   
#include <map>
#include <string>  
#include <climits> 
#include <set>
#include <string>    
#include <sstream>
#include <utility>   
#include <ctime>

using std::priority_queue;
using std::vector;
using std::swap;
using std::stack;
using std::sort;
using std::max;
using std::min;
using std::pair;
using std::map;
using std::string;
using std::cin;
using std::cout;
using std::set;
using std::queue;
using std::string;
using std::istringstream;
using std::make_pair;
using std::greater;
using std::endl;

bool mp[15][15];
char str[250];
int indegree[15];
int S[15];

int main()
{
	int T;
	scanf("%d", &T);
	while(T--)
	{
		int n;
		scanf("%d", &n);
		scanf("%s", str);
		int ind = 0;
		memset(mp, 0, sizeof(mp));
		memset(indegree, 0, sizeof(indegree));
		for(int i = 1; i <= n; ++i)
			for(int j = i; j <= n; ++j)
			{
				if(str[ind] == '-')
				{
					mp[j][i-1] = true;
					++indegree[i-1];
				}
				if(str[ind] == '+')
				{
					mp[i-1][j] = true;
					++indegree[j];
				}
				++ind;
			}
		queue<int> que;
		for(int i = 0; i <= n; ++i)
			S[i] = -10;	
		for(int i = 0; i <= n; ++i)
			if(indegree[i] == 0)
			{
				indegree[i] = -1;
				que.push(i);
			}
		while(!que.empty())
		{
			int cur = que.front();
			que.pop();
			for(int i = 0; i <= n; ++i)
				if(cur != i && mp[cur][i])
				{
					--indegree[i];
					S[i] = max(S[i], S[cur]+1);
					if(indegree[i] == 0)
					{
						que.push(i);
						indegree[i] = -1;
					}
				}
		}
		for(int i = 1; i <= n; ++i)
		{
			if(i != 1)
				printf(" ");
			printf("%d", S[i]-S[i-1]);
		}
		printf("\n");
	}
	return 0;
}


你可能感兴趣的:(Guess LA4255)