Submission #63732

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
63732	2018-08-02 14:54:04	Bodo171	Tracks in the Snow (BOI13_tracks)	C++14	100 / 100	1561 ms	119292 KiB

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#include <iostream>
#include <fstream>
#include <queue>
using namespace std;
const int nmax=4005;
int d[nmax][nmax];
//pair<int,int> q[2][nmax*nmax];
string s[nmax];
int p[2],u[2];
bool E[nmax][nmax];
int use,mx,i,j,dd,n,m,li,ci,lf,cf,di;
int d1[]={-1,0,1,0};
int d2[]={0,-1,0,1};
void dij(int L,int C)
{
    deque< pair<int,int> > q;
    q.push_back({L,C});
    for(i=1;i<=n;i++)
        for(j=1;j<=m;j++)
           d[i][j]=n*m+1;
    d[L][C]=0;
        while(!q.empty())
        {
             li=q.front().first;ci=q.front().second;q.pop_front();
              for(di=0;di<4;di++)
              {
                  lf=li+d1[di];cf=ci+d2[di];
                  if(lf>=1&&cf>=1&&lf<=n&&cf<=m&&(s[lf][cf-1]=='R'||s[lf][cf-1]=='F'))
                  {
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 70 / 70