Submission #1828

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1828	2013-07-17 21:00:26	kriii	Dreaming (IOI13_dreaming)	C++98	100 / 100	103 ms	8604 KiB

dreaming

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#include "dreaming.h"
#include <algorithm>
#include <vector>
#include <queue>
using namespace std;
#define max_N 100010
vector<pair<int, int> > Graph[max_N];
vector<int> Radius;
int Dist[max_N],Chk[max_N];
int FindEnd(int start, int chked)
{
  queue<int> Q; int i,x,y,far,ind;
  Q.push(start); Dist[start] = 0; Chk[start] = chked;
  far = 0; ind = start;
  while (!Q.empty()){
    x = Q.front(); Q.pop();
    for (i=0;i<Graph[x].size();i++){
      y = Graph[x][i].first;
      if (Chk[y] != chked){
        Q.push(y); Dist[y] = Dist[x] + Graph[x][i].second; Chk[y] = chked;
        if (far < Dist[y]){
          far = Dist[y]; ind = y;
        }
      }
    }
  }
 
 
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Compilation message (stderr)

dreaming.cpp: In function 'int FindEnd(int, int)':
dreaming.cpp:21:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (i=0;i<Graph[x].size();i++){
            ~^~~~~~~~~~~~~~~~
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:52:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (j=0;j<Graph[x].size();j++){
             ~^~~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 10 / 10
• Subtask 3: 23 / 23
• Subtask 4: 18 / 18
• Subtask 5: 12 / 12
• Subtask 6: 23 / 23