#include <bits/stdc++.h>
using namespace std;
#ifdef DEBUG
auto &operator<<(auto &o, pair<auto, auto> p) {
return o << "(" << p.first << ", " << p.second <<")";
}
auto operator<<(auto &o, auto x)-> decltype(x.end(), o) {
o << "{";int i = 0;
for(auto e : x) o << ", "+!i++<<e;
return o <<"}";
}
#define debug(x...) cerr << "["#x"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(x)
#else
#define debug(...) {}
#endif
#define int long long
#define all(x) x.begin(), x.end()
#define sz(x) (int)(x).size()
#define pb push_back
#define fi first
#define se second
typedef pair <int, int> pii;
void dfs(int v, int org, vector <int> & ok, vector <int> &odw, vector <vector<int>> &G, vector <int> &val, int &cnt) {
if (val[v] == org) {
cnt++;
}
odw[v] = org;
for (auto u : G[v]) {
if (odw[u] != org) {
if (ok[val[u]] || val[u] == org) {
dfs(u, org, ok, odw, G, val, cnt);
}
}
}
}
bool dir_acyclic(vector <vector <int> > & G) {
int k = sz(G) - 1;
vector <int> deg(k+1);
queue <int> Q;
for (int i=1; i<=k; ++i) {
for (auto u : G[i]) {
deg[u]++;
}
}
for (int i=1; i<=k; ++i) {
if (deg[i] == 0) {
Q.push(i);
}
}
int vis = 0;
while (!Q.empty()) {
int v = Q.front(); Q.pop();
vis++;
for (auto u : G[v]) {
deg[u]--;
if (deg[u] == 0) {
Q.push(u);
}
}
}
return vis == k;
}
void test(int t) {
debug("TC______________________");
int n, m, k; cin>>n>>m>>k;
vector <int> val(n+1);
vector <vector <int> > G(n+1);
vector <vector <int> > types(k+1);
set <int> active;
for (int i=1; i<=n; ++i) {
cin>>val[i];
types[val[i]].push_back(i);
active.insert(val[i]);
}
for (int i=0; i<m; i++) {
int a, b; cin>>a>>b;
G[a].push_back(b);
G[b].push_back(a);
}
int ok = 0;
vector <int> al(k+1);
for (int i=1; i<=k; ++i) {
if (types[i].empty()) {
al[i] = 1;
ok++;
}
}
for (int i=1; i<=k; ++i) {
int nok = ok;
vector <int> odw(n+1);
for (int j=1; j<=k; ++j) {
if (al[j]) continue;
int cnt = 0;
dfs(types[j][0], j, al, odw, G, val, cnt);
if (cnt == sz(types[j])) {
ok++;
al[j] = 1;
}
}
if (nok == ok) break;
}
if (ok == k) {
cout<<"TAK\n";
}
else {
cout<<"NIE\n";
}
}
signed main() {
ios_base::sync_with_stdio(0); cin.tie(0);
int t = 1; cin>>t;
for (int i=0; i<t; ++i) {
test(i);
}
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | #include <bits/stdc++.h> using namespace std; #ifdef DEBUG auto &operator<<(auto &o, pair<auto, auto> p) { return o << "(" << p.first << ", " << p.second <<")"; } auto operator<<(auto &o, auto x)-> decltype(x.end(), o) { o << "{";int i = 0; for(auto e : x) o << ", "+!i++<<e; return o <<"}"; } #define debug(x...) cerr << "["#x"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(x) #else #define debug(...) {} #endif #define int long long #define all(x) x.begin(), x.end() #define sz(x) (int)(x).size() #define pb push_back #define fi first #define se second typedef pair <int, int> pii; void dfs(int v, int org, vector <int> & ok, vector <int> &odw, vector <vector<int>> &G, vector <int> &val, int &cnt) { if (val[v] == org) { cnt++; } odw[v] = org; for (auto u : G[v]) { if (odw[u] != org) { if (ok[val[u]] || val[u] == org) { dfs(u, org, ok, odw, G, val, cnt); } } } } bool dir_acyclic(vector <vector <int> > & G) { int k = sz(G) - 1; vector <int> deg(k+1); queue <int> Q; for (int i=1; i<=k; ++i) { for (auto u : G[i]) { deg[u]++; } } for (int i=1; i<=k; ++i) { if (deg[i] == 0) { Q.push(i); } } int vis = 0; while (!Q.empty()) { int v = Q.front(); Q.pop(); vis++; for (auto u : G[v]) { deg[u]--; if (deg[u] == 0) { Q.push(u); } } } return vis == k; } void test(int t) { debug("TC______________________"); int n, m, k; cin>>n>>m>>k; vector <int> val(n+1); vector <vector <int> > G(n+1); vector <vector <int> > types(k+1); set <int> active; for (int i=1; i<=n; ++i) { cin>>val[i]; types[val[i]].push_back(i); active.insert(val[i]); } for (int i=0; i<m; i++) { int a, b; cin>>a>>b; G[a].push_back(b); G[b].push_back(a); } int ok = 0; vector <int> al(k+1); for (int i=1; i<=k; ++i) { if (types[i].empty()) { al[i] = 1; ok++; } } for (int i=1; i<=k; ++i) { int nok = ok; vector <int> odw(n+1); for (int j=1; j<=k; ++j) { if (al[j]) continue; int cnt = 0; dfs(types[j][0], j, al, odw, G, val, cnt); if (cnt == sz(types[j])) { ok++; al[j] = 1; } } if (nok == ok) break; } if (ok == k) { cout<<"TAK\n"; } else { cout<<"NIE\n"; } } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); int t = 1; cin>>t; for (int i=0; i<t; ++i) { test(i); } } |
English