結果

問題 No.1545 [Cherry 2nd Tune N] Anthem
ユーザー leaf_1415leaf_1415
提出日時 2021-06-11 21:39:48
言語 C++11
(gcc 11.4.0)
結果
AC  
実行時間 789 ms / 3,000 ms
コード長 6,180 bytes
コンパイル時間 1,155 ms
コンパイル使用メモリ 96,292 KB
実行使用メモリ 109,568 KB
最終ジャッジ日時 2024-05-08 17:13:23
合計ジャッジ時間 19,129 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge2
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 39 ms
50,304 KB
testcase_01 AC 40 ms
50,304 KB
testcase_02 AC 39 ms
50,304 KB
testcase_03 AC 41 ms
50,304 KB
testcase_04 AC 202 ms
67,840 KB
testcase_05 AC 789 ms
109,568 KB
testcase_06 AC 218 ms
69,504 KB
testcase_07 AC 187 ms
65,280 KB
testcase_08 AC 487 ms
97,736 KB
testcase_09 AC 137 ms
65,664 KB
testcase_10 AC 100 ms
56,448 KB
testcase_11 AC 337 ms
78,192 KB
testcase_12 AC 557 ms
97,320 KB
testcase_13 AC 139 ms
61,312 KB
testcase_14 AC 223 ms
70,272 KB
testcase_15 AC 59 ms
52,736 KB
testcase_16 AC 314 ms
78,720 KB
testcase_17 AC 72 ms
54,400 KB
testcase_18 AC 238 ms
64,128 KB
testcase_19 AC 256 ms
71,216 KB
testcase_20 AC 109 ms
64,256 KB
testcase_21 AC 364 ms
83,328 KB
testcase_22 AC 209 ms
68,224 KB
testcase_23 AC 192 ms
65,024 KB
testcase_24 AC 50 ms
53,760 KB
testcase_25 AC 51 ms
55,552 KB
testcase_26 AC 40 ms
50,432 KB
testcase_27 AC 46 ms
51,968 KB
testcase_28 AC 56 ms
57,472 KB
testcase_29 AC 53 ms
56,576 KB
testcase_30 AC 50 ms
54,272 KB
testcase_31 AC 53 ms
54,912 KB
testcase_32 AC 45 ms
52,224 KB
testcase_33 AC 57 ms
57,216 KB
testcase_34 AC 53 ms
55,296 KB
testcase_35 AC 91 ms
72,960 KB
testcase_36 AC 77 ms
66,944 KB
testcase_37 AC 41 ms
51,328 KB
testcase_38 AC 57 ms
57,216 KB
testcase_39 AC 44 ms
51,328 KB
testcase_40 AC 47 ms
53,120 KB
testcase_41 AC 41 ms
50,688 KB
testcase_42 AC 51 ms
54,272 KB
testcase_43 AC 53 ms
55,552 KB
testcase_44 AC 42 ms
51,072 KB
testcase_45 AC 42 ms
51,328 KB
testcase_46 AC 55 ms
54,912 KB
testcase_47 AC 66 ms
58,496 KB
testcase_48 AC 78 ms
62,984 KB
testcase_49 AC 97 ms
65,280 KB
testcase_50 AC 144 ms
75,520 KB
testcase_51 AC 43 ms
51,584 KB
testcase_52 AC 187 ms
86,504 KB
testcase_53 AC 80 ms
63,684 KB
testcase_54 AC 45 ms
52,352 KB
testcase_55 AC 139 ms
77,484 KB
testcase_56 AC 42 ms
51,072 KB
testcase_57 AC 119 ms
71,040 KB
testcase_58 AC 90 ms
66,784 KB
testcase_59 AC 46 ms
52,480 KB
testcase_60 AC 47 ms
53,120 KB
testcase_61 AC 58 ms
56,576 KB
testcase_62 AC 99 ms
67,328 KB
testcase_63 AC 68 ms
58,496 KB
testcase_64 AC 322 ms
103,700 KB
testcase_65 AC 48 ms
51,912 KB
testcase_66 AC 226 ms
95,644 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <iostream>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstdlib>
#include <cassert>
#include <vector>
#include <list>
#include <stack>
#include <queue>
#include <deque>
#include <map>
#include <set>
#include <bitset>
#include <string>
#include <algorithm>
#include <utility>
#include <complex>
#define rep(x, s, t) for(llint (x) = (s); (x) <= (t); (x)++)
#define per(x, s, t) for(llint (x) = (s); (x) >= (t); (x)--)
#define reps(x, s) for(llint (x) = 0; (x) < (llint)(s).size(); (x)++)
#define chmin(x, y) (x) = min((x), (y))
#define chmax(x, y) (x) = max((x), (y))
#define sz(x) ((ll)(x).size())
#define ceil(x, y) (((x)+(y)-1) / (y))
#define all(x) (x).begin(),(x).end()
#define outl(...) dump_func(__VA_ARGS__)
#define inf 1e18

using namespace std;

typedef long long llint;
typedef long long ll;
typedef pair<ll, ll> P;

struct edge{
	ll to, cost;
	edge(){}
	edge(ll a, ll b){ to = a, cost = b;}
};
const ll dx[] = {1, 0, -1, 0}, dy[] = {0, -1, 0, 1};

const ll mod = 1000000007;
//const ll mod = 998244353;

struct mint{
	ll x = 0;
	mint(ll y = 0){x = y; if(x < 0 || x >= mod) x = (x%mod+mod)%mod;}
	mint(const mint &ope) {x = ope.x;}
	
	mint operator-(){return mint(-x);}
	mint operator+(const mint &ope){return mint(x) += ope;}
	mint operator-(const mint &ope){return mint(x) -= ope;}
	mint operator*(const mint &ope){return mint(x) *= ope;}
	mint operator/(const mint &ope){return mint(x) /= ope;}
	mint& operator+=(const mint &ope){
		x += ope.x;
		if(x >= mod) x -= mod;
		return *this;
	}
	mint& operator-=(const mint &ope){
		x += mod - ope.x;
		if(x >= mod) x -= mod;
		return *this;
	}
	mint& operator*=(const mint &ope){
		x *= ope.x, x %= mod;
		return *this;
	}
	mint& operator/=(const mint &ope){
		ll n = mod-2; mint mul = ope;
		while(n){
			if(n & 1) *this *= mul;
			mul *= mul;
			n >>= 1;
		}
		return *this;
	}
	mint inverse(){return mint(1) / *this;}
	bool operator ==(const mint &ope){return x == ope.x;}
	bool operator !=(const mint &ope){return x != ope.x;}
};
mint modpow(mint a, ll n){
	if(n == 0) return mint(1);
	if(n % 2) return a * modpow(a, n-1);
	else return modpow(a*a, n/2);
}
istream& operator >>(istream &is, mint &ope){
	ll t; is >> t, ope.x = t;
	return is;
}
ostream& operator <<(ostream &os, mint &ope){return os << ope.x;}
ostream& operator <<(ostream &os, const mint &ope){return os << ope.x;}

bool exceed(ll x, ll y, ll m){return x >= m / y + 1;}
void mark(){ cout << "*" << endl; }
void yes(){ cout << "YES" << endl; }
void no(){ cout << "NO" << endl; }
ll sgn(ll x){ if(x > 0) return 1; if(x < 0) return -1; return 0;}
ll gcd(ll a, ll b){if(b == 0) return a; return gcd(b, a%b);}
ll lcm(ll a, ll b){return a/gcd(a, b)*b;}
ll digitnum(ll x, ll b = 10){ll ret = 0; for(; x; x /= b) ret++; return ret;}
ll digitsum(ll x, ll b = 10){ll ret = 0; for(; x; x /= b) ret += x % b; return ret;}
string lltos(ll x){string ret; for(;x;x/=10) ret += x % 10 + '0'; reverse(ret.begin(), ret.end()); return ret;}
ll stoll(string &s){ll ret = 0; for(auto c : s) ret *= 10, ret += c - '0'; return ret;}
template<typename T>
void uniq(T &vec){ sort(vec.begin(), vec.end()); vec.erase(unique(vec.begin(), vec.end()), vec.end());}

template<typename T>
ostream& operator << (ostream& os, vector<T>& vec) {
	for(int i = 0; i < vec.size(); i++) os << vec[i] << (i + 1 == vec.size() ? "" : " ");
	return os;
}
template<typename T>
ostream& operator << (ostream& os, deque<T>& deq) {
	for(int i = 0; i < deq.size(); i++) os << deq[i] << (i + 1 == deq.size() ? "" : " ");
	return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, pair<T, U>& pair_var) {
	os << "(" << pair_var.first << ", " << pair_var.second << ")";
	return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, const pair<T, U>& pair_var) {
	os << "(" << pair_var.first << ", " << pair_var.second << ")";
	return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, map<T, U>& map_var) {
	for(typename map<T, U>::iterator itr = map_var.begin(); itr != map_var.end(); itr++) {
		os << "(" << itr->first << ", " << itr->second << ")";
		itr++; if(itr != map_var.end()) os << ","; itr--;
	}
	return os;
}
template<typename T>
ostream& operator << (ostream& os, set<T>& set_var) {
	for(typename set<T>::iterator itr = set_var.begin(); itr != set_var.end(); itr++) {
		os << *itr; ++itr; if(itr != set_var.end()) os << " "; itr--;
	}
	return os;
}
template<typename T>
ostream& operator << (ostream& os, multiset<T>& set_var) {
	for(typename multiset<T>::iterator itr = set_var.begin(); itr != set_var.end(); itr++) {
		os << *itr; ++itr; if(itr != set_var.end()) os << " "; itr--;
	}
	return os;
}
template<typename T>
void outa(T a[], ll s, ll t){
	for(ll i = s; i <= t; i++){ cout << a[i]; if(i < t) cout << " ";}
	cout << endl;
}
void dump_func() {cout << endl;}
template <class Head, class... Tail>
void dump_func(Head &&head, Tail &&... tail) {
	cout << head;
	if(sizeof...(Tail) > 0) cout << " ";
	dump_func(std::move(tail)...);
}

ll n, s, t, k, m;
ll x[100005];
vector<edge> G[2000005];
ll dist[2000005], rec[2000005];

void dijkstra()
{
	for(int i = 1; i <= n+n*k; i++) dist[i] = inf;
	dist[s+n] = x[s];
	
	priority_queue< P, vector<P>, greater<P> > Q;
	Q.push( make_pair(x[s], s+n) );
	
	llint v, d;
	while(Q.size()){
		d = Q.top().first;
		v = Q.top().second;
		Q.pop();
		if(dist[v] < d) continue;
		for(int i = 0; i < G[v].size(); i++){
			if(dist[G[v][i].to] > d + G[v][i].cost){
				dist[G[v][i].to] = d + G[v][i].cost;
				rec[G[v][i].to] = v;
				Q.push( make_pair(dist[G[v][i].to], G[v][i].to) );
			}
		}
	}
}

int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> s >> t >> k;
	rep(i, 1, n) cin >> x[i];
	cin >> m;
	ll u, v, w;
	rep(i, 1, m){
		cin >> u >> v >> w;
		rep(j, 0, k-1) G[u+j*n].push_back(edge(v+(j+1)*n, w + x[v]));
		G[u+k*n].push_back(edge(v+k*n, w + x[v]));
	}
	dijkstra();
	
	ll ans = dist[t+n*k];
	if(ans > inf/2){
		outl("Impossible");
		return 0;
	}
	
	vector<ll> avec; v = t+n*k;
	while(v != 0){
		avec.push_back((v-1)%n+1);
		v = rec[v];
	}
	reverse(all(avec));
	
	outl("Possible");
	outl(ans);
	outl(sz(avec));
	outl(avec);
	
	return 0;
}
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