samples/dummy/dummy.cpp

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3
   4 #include <vector>
   5 #include <cassert>
   6 #include <string>
   7 #include <iostream>
   8 #include <sstream>
   9 using namespace std;
  10
  11 /**
  12  * A suitably terrible program which combines C style IO with C++ style IO
  13  * Enjoy!
  14  * Mwuhahaha
  15  */
  16
  17 int main(int argc, char ** argv)
  18 {
  19         setbuf(stdout, NULL);
  20         setbuf(stdin, NULL);
  21
  22         srand(time(NULL));
  23
  24         //Read in the colour, and choose a layout
  25
  26         int width = 14; int height = 14;
  27
  28         string colour; string opponent;
  29         cin >> colour; cin >> opponent; cin >> width; cin >> height;
  30         fgetc(stdin);
  31
  32         //fprintf(stderr, "Colour is \"%s\", width and height are (%d, %d), opponent is \"%s\"\n", colour.c_str(), width, height, opponent.c_str());
  33
  34         assert(width == 10 && height == 10); //Can't deal with other sized boards
  35         if (colour == "RED")
  36         {
  37                 fprintf(stdout, "FB8sB479B8\n");
  38                 fprintf(stdout, "BB31555583\n");
  39                 fprintf(stdout, "6724898974\n");
  40                 fprintf(stdout, "967B669999\n");
  41         }
  42         else if (colour == "BLUE")
  43         {
  44                 fprintf(stdout, "967B669999\n");
  45                 fprintf(stdout, "6724898974\n");
  46                 fprintf(stdout, "BB31555583\n");
  47                 fprintf(stdout, "FB8sB479B8\n");
  48         }
  49         else
  50         {
  51                 return 1;
  52         }
  53
  54
  55
  56         char board[width][height];
  57
  58         vector<pair<int, int> > choices;
  59
  60         int myPid = (int)(getpid());
  61
  62         while (true)
  63         {
  64                 //fprintf(stderr, "%s [%d] looping\n", argv[0], myPid);
  65                 choices.clear();
  66
  67                 //fprintf(stderr, "%s Waiting for status line...\n", colour.c_str());
  68                 char c = fgetc(stdin);
  69                 while (c != '\n')
  70                 {
  71                         //fprintf(stderr,"%c",c);
  72                         c = fgetc(stdin);
  73                 }
  74                         //fprintf(stderr, "%s Got status, waiting for board line...\n", colour.c_str());
  75
  76                 //Read in board
  77                 for (int y=0; y < height; ++y)
  78                 {
  79                         for (int x=0; x < width; ++x)
  80                         {
  81                                 board[x][y] = fgetc(stdin);
  82                                 if (board[x][y] == EOF)
  83                                         exit(EXIT_SUCCESS);
  84
  85                                 if (board[x][y] != '.' && board[x][y] != '*' && board[x][y] != '#' && board[x][y] != '+')
  86                                 {
  87                                         choices.push_back(pair<int, int>(x, y));
  88                                 }
  89                         }
  90                         assert(fgetc(stdin) == '\n');
  91                 }
  92
  93
  94
  95                 int dir = 0; int startDir = 0; int choice = rand() % choices.size(); int startChoice = choice;
  96                 int x1 = 0; int y1 = 0;
  97                 do
  98                 {
  99
 100
 101                         pair<int,int> pear = choices[choice];
 102                         x1 = pear.first;
 103                         y1 = pear.second;
 104                         //fprintf(stderr,"Trying unit at %d %d...\n", x1, y1);
 105
 106                         if (board[x1][y1] == 'B' || board[x1][y1] == 'F')
 107                         {
 108                                 choice = (choice+1) % choices.size();
 109                                 continue;
 110                         }
 111
 112                         int x2 = x1;
 113                         int y2 = y1;
 114                         dir = rand() % 4; startDir = dir; int lastDir = dir;
 115
 116                         bool okay = false;
 117                         while (!okay)
 118                         {
 119                                 //fprintf(stderr,"      Trying direction %d...\n", dir);
 120                                 x2 = x1; y2 = y1;
 121                                 switch (dir)
 122                                 {
 123                                 case 0:
 124                                         --y2;
 125                                         break;
 126                                 case 1:
 127                                         ++y2;
 128                                         break;
 129                                 case 2:
 130                                         --x2;
 131                                         break;
 132                                 case 3:
 133                                         ++x2;
 134                                         break;
 135                                 }
 136
 137                                 okay = !(x2 < 0 || y2 < 0 || x2 >= width || y2 >= height || (board[x2][y2] != '.' && board[x2][y2] != '*' && board[x2][y2] != '#'));
 138                                 if (!okay)
 139                                 {
 140                                         dir = (dir+1) % 4;
 141                                         if (dir == startDir)
 142                                                 break;
 143                                 }
 144
 145                         }
 146
 147
 148
 149                         choice = (choice+1) % choices.size();
 150                         if (dir != startDir)
 151                                 break;
 152                 }
 153                 while (choice != startChoice);
 154
 155
 156                 string direction="";
 157                 switch (dir)
 158                 {
 159                         case 0:
 160                                 direction = "UP";
 161                                 break;
 162                         case 1:
 163                                 direction = "DOWN";
 164                                 break;
 165                         case 2:
 166                                 direction = "LEFT";
 167                                 break;
 168                         case 3:
 169                                 direction = "RIGHT";
 170                                 break;
 171                 }
 172                 printf("%d %d %s\n", x1, y1, direction.c_str());
 173                 //fprintf(stderr,"%s Made move, waiting for confirmation line\n", colour.c_str());
 174                 while (fgetc(stdin) != '\n'); //Read in result line
 175                 //fprintf(stderr, "%s Done turn\n", colour.c_str());
 176                 //fprintf(stderr,"%s - %d %d %s\n",colour.c_str(),  x1, y1, direction.c_str() );
 177                 //fprintf(stderr, "%s [%d] computed move\n", argv[0], myPid);
 178         }
 179 }