Submission #148284

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
148284	2019-08-31 19:59:30	karma	Crocodile's Underground City (IOI11_crocodile)	C++14	100 / 100	641 ms	37696 KiB

crocodile

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#include <bits/stdc++.h>
#include "crocodile.h"
#define pb      emplace_back
#define mp      make_pair
#define fi      first
#define se      second
using namespace std;
const int N = int(1e5) + 2;
const int oo = int(1e9) + 7;
typedef pair<int, int> pii;
pii top;
int8_t vis[N];
vector<int> a[N];
int travel_plan(int n, int m, int r[][2], int l[], int k, int p[])
{
    priority_queue<pii, vector<pii>, greater<pii>> pq;
    for(int i = 0; i < m; ++i) a[r[i][0]].pb(i), a[r[i][1]].pb(i);
    for(int i = 0; i < k; ++i) vis[p[i]] = 1, pq.push(mp(0, p[i]));
    int v;
    while(!pq.empty()) {
        top = pq.top(); pq.pop();
        if(!vis[top.se]) ++vis[top.se];
        else if(vis[top.se] == 1) {
            if(!top.se) return top.fi;
            ++vis[top.se];
            for(int i: a[top.se]) {
 
 
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Compilation message (stderr)

crocodile.cpp: In function 'int travel_plan(int, int, int (*)[2], int*, int, int*)':
crocodile.cpp:36:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 46 / 46
• Subtask 2: 43 / 43
• Subtask 3: 11 / 11