const int D_HEIGHT = 80; const int D_WIDTH = 80; const char WALL ='#'; const char FLOOR = '-'; const char NOTHING = '.';
Standard input is empty
/usr/lib/gcc/i586-linux-gnu/4.9/../../../i386-linux-gnu/crt1.o: In function `_start': (.text+0x18): undefined reference to `main' collect2: error: ld returned 1 exit status
Standard output is empty