Submission #16584

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
16584	2015-08-28 12:41:44	comet	Race (IOI11_race)	C++98	100 / 100	923 ms	29424 KiB

race

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#include <stdio.h>
#include <stdlib.h>
#include <algorithm>
#include <vector>
#include <queue>
#include <cstring>
using namespace std;
#define MAX_N 200000
#define MAX_K 1000000
struct edge{int u,c;};
typedef vector<edge> vec;
typedef vector<vec> mat;
mat path;
int n,comet,SubSz[MAX_N],MaxSz[MAX_N];
bool killed[MAX_N];
bool chk[MAX_N];
vector<int> s;
int dfs(int v){
  chk[v]=1;
  s.push_back(v);
  int ret=0;
  SubSz[v]=MaxSz[v]=1;
  for(int i=0;i<path[v].size();i++){
    int u=path[v][i].u;
    if(killed[u]||chk[u])continue;
    ret=dfs(u);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

race.cpp: In function 'int dfs(int)':
race.cpp:27:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<path[v].size();i++){
              ~^~~~~~~~~~~~~~~
race.cpp: In function 'int centroid(int)':
race.cpp:43:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<s.size();i++){
              ~^~~~~~~~~
race.cpp: In function 'int f(int)':
race.cpp:68:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<path[root].size();i++){
              ~^~~~~~~~~~~~~~~~~~
race.cpp:84:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int j=0;j<path[h.v].size();j++){
                ~^~~~~~~~~~~~~~~~~
race.cpp:101:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int j=0;j<path[h.v].size();j++){
                ~^~~~~~~~~~~~~~~~~
race.cpp:110:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<path[root].size();i++){
              ~^~~~~~~~~~~~~~~~~~

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