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Submission #949449

# Submission time Handle Problem Language Result Execution time Memory
949449 2024-03-19T08:55:43 Z artixkrishna Crocodile's Underground City (IOI11_crocodile) C++14
100 / 100
 439 ms 93352 KB 
#include<bits/stdc++.h>
#include"crocodile.h"
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#define ll long long
#define ld long double
#define vl vector<ll>
#define vi vector<int>
#define all(v) v.begin(), v.end()
#define pb push_back
#define pii pair<int, int>
#define pll pair<ll, ll>
#define f first
#define s second
using namespace std;
using namespace __gnu_pbds;
typedef tree<ll, null_type, less<ll>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;
const int sz = 1e5+5;
vector<pii>g[sz];
int vis[sz], e[sz], k = 0, i;
ll dist[sz], maxx = 0;
priority_queue<pll>pq;
void dijkstra()
{
    while(!pq.empty())
    {
        ll x = pq.top().f;
        ll a = pq.top().s;
        pq.pop();
        vis[a]++;
        if(vis[a] == 2){
            if(a == 0)
            {
                maxx = -x;
                return;
            }
            for(auto [u, w] : g[a])
                pq.push({x - w, u});
        }
    }
}
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[])
{
    maxx = 0;
    for(i = 0; i < M; i++)
    {
        g[R[i][0]].pb({R[i][1], L[i]});
        g[R[i][1]].pb({R[i][0], L[i]});
    }
    for(i = 0; i < K; i++)
    {
      	vis[P[i]] = 1;
      	pq.push({0, P[i]});
    }
  	dijkstra();
    return maxx;
}

Compilation message

crocodile.cpp: In function 'void dijkstra()':
crocodile.cpp:37:22: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   37 |             for(auto [u, w] : g[a])
      |                      ^

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6584 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6488 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6584 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6488 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 3 ms 9052 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 2 ms 6748 KB Output is correct
12 Correct 6 ms 9436 KB Output is correct
13 Correct 4 ms 9688 KB Output is correct
14 Correct 1 ms 6492 KB Output is correct
15 Correct 2 ms 6492 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6584 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6488 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 3 ms 9052 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 2 ms 6748 KB Output is correct
12 Correct 6 ms 9436 KB Output is correct
13 Correct 4 ms 9688 KB Output is correct
14 Correct 1 ms 6492 KB Output is correct
15 Correct 2 ms 6492 KB Output is correct
16 Correct 387 ms 93352 KB Output is correct
17 Correct 62 ms 18512 KB Output is correct
18 Correct 69 ms 20008 KB Output is correct
19 Correct 376 ms 79424 KB Output is correct
20 Correct 268 ms 88708 KB Output is correct
21 Correct 35 ms 14416 KB Output is correct
22 Correct 439 ms 52432 KB Output is correct