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Submission #1081339

# Submission time Handle Problem Language Result Execution time Memory
1081339 2024-08-30T00:02:21 Z nrg_studio Crocodile's Underground City (IOI11_crocodile) C++17
89 / 100
 340 ms 95936 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pb push_back
#define pii pair<ll,ll>
#define f first
#define s second
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)

ll ans;

ll travel_plan(int n, int m, int r[][2], int l[], int k, int p[]) {
	ios::sync_with_stdio(false); cin.tie(0);

	vector<vector<pii>> adj(n);
	F0R(i,m) {
		adj[r[i][0]].pb({r[i][1],l[i]});
		adj[r[i][1]].pb({r[i][0],l[i]});
	}
	vector<pii> mn(n,{LLONG_MAX,LLONG_MAX});
	priority_queue<pii,vector<pii>,greater<pii>> pq;
	F0R(i,k) {
		mn[p[i]] = {0,0};
		pq.push({0,p[i]});
	} 
	while (pq.size()) {
		pii cur = pq.top(); pq.pop();
		if (cur.f != mn[cur.s].s) {continue;}

		for (pii qwerty : adj[cur.s]) {
			int cand = qwerty.s+cur.f, x = qwerty.f;
			if (cand < mn[x].s) {
				if (cand <= mn[x].f) {
					mn[x].s = mn[x].f; mn[x].f = cand;	
				} else {mn[x].s = cand;}
				pq.push({mn[x].s,x});
			}
		}
	} 
	ans = mn[0].s;
	//return mn[0].s << '\n';
	return ans;
}
/*
int main() {
	int n, m, k; cin >> n >> m >> k;
	int r[m][2],l[m],p[k];
	F0R(i,m) {cin >> r[i][0]>>r[i][1]>>l[i];}
	F0R(i,k) {cin >> p[i];}
	ll x = travel_plan(n,m,r,l,k,p);
	cout<<ans;
}*/

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4700 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4700 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4696 KB Output is correct
12 Correct 3 ms 5208 KB Output is correct
13 Correct 4 ms 5212 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4700 KB Output is correct

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4700 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4696 KB Output is correct
12 Correct 3 ms 5208 KB Output is correct
13 Correct 4 ms 5212 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4700 KB Output is correct
16 Correct 282 ms 85648 KB Output is correct
17 Correct 64 ms 21712 KB Output is correct
18 Correct 78 ms 24008 KB Output is correct
19 Correct 340 ms 95936 KB Output is correct
20 Correct 185 ms 66340 KB Output is correct
21 Correct 29 ms 11724 KB Output is correct
22 Incorrect 204 ms 64804 KB Output isn't correct
23 Halted 0 ms 0 KB -