Submission #391855

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
3918552021-04-20 03:49:39cheissmart007 (CEOI14_007)C++14
100 / 100
336 ms24376 KiB
#include <bits/stdc++.h>
#define F first
#define S second
#define PB push_back
#define MP make_pair
#define EB emplace_back
#define V vector
#define ALL(v) (v).begin(), (v).end()
#define debug(x) cerr << "LINE(" << __LINE__ << ") ->" << #x << " is " << x << endl
using namespace std;
typedef long long ll;
typedef pair<int, int> pi;
typedef V<int> vi;
const int INF = 1e9 + 7, N = 2e5 + 7;
int da[N], db[N], ds[N], dd[N];
vi G[N];
void BFS(int s, int* d) {
d[s] = 0;
queue<int> q({s});
while(q.size()) {
int u = q.front(); q.pop();
for(int v:G[u]) if(d[v] == -1) {
d[v] = d[u] + 1;
q.push(v);
}
 
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