TLE in spiral maze

general
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1

can someone plz tell me why this code gives TLE

for question(http://www.codechef.com/problems/TIC05): http://www.codechef.com/viewsolution/3874966

while it works fine on ideone and on my pc: http://ideone.com/E4hbTa

would be grateful… thnx

2

a little help would be nice… thnx