Submission #24887

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
248872017-06-16 21:16:55HiasatTropical Garden (IOI11_garden)C++14
100 / 100
3549 ms47016 KiB
#include "garden.h"
#include "gardenlib.h"
#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pii;
const int MX = 200011;
vector<int> adj[MX * 2], g[MX * 2];
int F[MX * 2][2], c[2];
void connect(int u , int v, int N) {
if (adj[u][0] == v || adj[u][0] == v - N)
u = u + N;
//cout << "CONNECT " << u << " " << v << endl;
g[u].push_back(v);
}
void dfs(int u , int p, int it) {
for (int i = 0; i < g[u].size(); ++i) {
int v = g[u][i];
if (v == p) {
c[it] = F[u][it] + 1;
} else if (F[v][it] == -1) {
F[v][it] = F[u][it] + 1;
dfs(g[u][i], p, it);
}
}
}
 
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Compilation message (stderr)

garden.cpp: In function 'void dfs(int, int, int)':
garden.cpp:21:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < g[u].size(); ++i) {
                  ~~^~~~~~~~~~~~~
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