/****************************************************************************************************
有点麻烦。。。
****************************************************************************************************/
#include <iostream>
#include <functional>
#include <algorithm>
#include <complex>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <sstream>
#include <utility>
#include <bitset>
#include <cctype>
#include <cstdio>
#include <limits>
#include <memory>
#include <string>
#include <vector>
#include <cmath>
#include <ctime>
#include <queue>
#include <stack>
#include <list>
#include <map>
#include <set>
using namespace std;
#define LOWBIT(x) ( (x) & ( (x) ^ ( (x) - 1 ) ) )
#define CLR(x, k) memset((x), (k), sizeof(x))
#define CPY(t, s) memcpy((t), (s), sizeof(s))
#define SC(t, s) static_cast<t>(s)
#define LEN(s) static_cast<int>( strlen((s)) )
#define SZ(s) static_cast<int>( (s).size() )
typedef double LF;
//typedef long long LL; //GNU C++
//typedef unsigned long long ULL;
typedef __int64 LL; //Visual C++ 2010
typedef unsigned __int64 ULL;
typedef pair<int, int> PII;
typedef pair<LL, LL> PLL;
typedef pair<double, double> PDD;
typedef map<int, int>::iterator MI;
typedef vector<int>::iterator VI;
typedef list<int>::iterator LI;
typedef set<int>::iterator SI;
template <typename T>
T sqa(const T &x)
{
return x * x;
}
template <typename T>
T gcd(T a, T b)
{
if (!a || !b)
{
return max(a, b);
}
T t;
while (t = a % b)
{
a = b;
b = t;
}
return b;
}
template <typename T>
T ext_gcd(T a, T b, T &x, T &y)
{
if (!b)
{
x = 1;
y = 0;
return a;
}
T d = ext_gcd(b, a % b, x, y);
T t = x;
x = y;
y = t - a / b * y;
return d;
}
template <typename T>
T invmod(T a, T p)
{
LL inv, y;
ext_gcd(a, p, inv, y);
inv < 0 ? inv += p : 0;
return inv;
}
const int INF_INT = 0x3f3f3f3f;
const LL INF_LL = 0x7fffffffffffffffLL; //15f
const double oo = 10e9;
const double eps = 10e-9;
const double PI = acos(-1.0);
const int MAXN = 8;
int test, n, cap, arr[MAXN];
vector<string>V[MAXN];
string name[MAXN];
int fac(int x)
{
int res = 1;
for (int i = 1; i <= x; ++i)
{
res *= i;
}
return res;
}
bool can(int *arr, int *tmp, int n)
{
int i = 0, j = 0;
while (i < n && j < n)
{
vector<string>::iterator it = V[ tmp[j] ].begin();
while (it != V[ tmp[j] ].end())
{
if (*it == name[ arr[i] ])
{
++i;
break ;
}
++it;
}
if (it == V[ tmp[j] ].end())
{
++j;
}
}
return i != n;
}
void reset(int *tmp, int n)
{
for (int i = 0; i < n; ++i)
{
tmp[i] = i;
}
return ;
}
bool judge(int *arr, int n)
{
int tmp[MAXN];
reset(tmp, n);
bool sign = true;
if (!can(arr, tmp, n))
{
sign = false;
}
for (int j = 1; j < cap && sign; ++j)
{
next_permutation(tmp, tmp + n);
if (!can(arr, tmp, n))
{
sign = false;
}
}
if (sign)
{
return true;
}
for (int i = 1; i < cap; ++i)
{
next_permutation(arr, arr + n);
reset(tmp, n);
if (!can(arr, tmp, n))
{
continue ;
}
int j;
for (j = 1; j < cap; ++j)
{
next_permutation(tmp, tmp + n);
if (!can(arr, tmp, n))
{
break ;
}
}
if (j == cap)
{
return true;
}
}
return false;
}
void ace()
{
int cas = 1;
int m;
string ss;
bool sign;
for (cin >> test; test--; ++cas)
{
cin >> n;
for (int i = 0; i < n; ++i)
{
cin >> name[i];
}
cap = fac(n);
sort(name, name + n);
for (int i = 0; i < n; ++i)
{
arr[i] = i;
}
for (int i = 0; i < n; ++i)
{
V[i].clear();
cin >> m;
while (m--)
{
cin >> ss;
V[i].push_back(ss);
}
}
sign = judge(arr, n);
cout << "Case " << cas << ": " << (sign ? "Yes" : "No") << endl;
if (sign)
{
cout << name[ arr[0] ];
for (int i = 1; i < n; ++i)
{
cout << " " << name[ arr[i] ];
}
cout << endl;
}
}
return ;
}
int main()
{
ace();
return 0;
}
HDU 4068 模拟
最新推荐文章于 2020-02-16 10:57:32 发布