Submission #261202

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
261202	2020-08-11 14:20:02	tbzard	Race (IOI11_race)	C++14	100 / 100	679 ms	35940 KiB

race

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<int, pii> pipii;
typedef pair<pii, int> piipi;
typedef pair<pii, pii> piipii;
#define mp make_pair
#define fi first
#define se second
#define all(a) (a).begin(), (a).end()
#define sz(a) (int)(a).size()
#define eb emplace_back
vector<pii> g[200005];
bool vis[200005];
int sub[200005];
int nn = 0;
int ans = 1e9;
void dfs1(int u, int p){
    sub[u] = 1;
    nn++;
    for(int i=0;i<g[u].size();i++){
        int v = g[u][i].fi;
        if(v == p || vis[v]) continue;
        dfs1(v, u);
        sub[u] += sub[v];
 
 
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Compilation message (stderr)

race.cpp: In function 'void dfs1(int, int)':
race.cpp:26:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<g[u].size();i++){
                 ~^~~~~~~~~~~~
race.cpp: In function 'int dfs2(int, int)':
race.cpp:35:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<g[u].size();i++){
                 ~^~~~~~~~~~~~
race.cpp: In function 'void decompose(int, int, int)':
race.cpp:79:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<g[centroid].size();i++){
                 ~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57