# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
593725 | keta_tsimakuridze | Simurgh (IOI17_simurgh) | C++17 | 179 ms | 51088 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "simurgh.h"
#include<bits/stdc++.h>
#define pii pair<int,int>
#define f first
#define s second
using namespace std;
const int N = 1e6 + 5;
int f[N], t[N], CNT, P[N], h[N], Nn, up[N];
pii mn[N];
vector<int> golden;
vector<pii> V[N], adj[N];
vector<int> edges;
void dfs0(int u, int p) {
f[u] = 1;
for(int i = 0; i < V[u].size(); i++) {
if(V[u][i].f == p) continue;
if(!f[V[u][i].f]) {
dfs0(V[u][i].f, u); //cout << "++" << V[u][i].s << endl;
edges.push_back(V[u][i].s);
t[V[u][i].s] = 1;
}
}
}
int rem(int e1, int e2) {
vector<int> x;
for(int i = 0; i < edges.size(); i++) {
if(e1 != edges[i]) x.push_back(edges[i]);
}
x.push_back(e2);
return count_common_roads(x) - CNT;
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