View Compilation Error

0_0_34163415_24688.c: In function 'main':
0_0_34163415_24688.c:53:3: error: expected expression before '/' token
   //abs(p-startx)+abs(q-starty)
   ^
0_0_34163415_24688.c:55:3: error: 'else' without a previous 'if'
   else {
   ^