I was going through some solutions of SEATSR problem of OCT14 and guess what I found:
http://www.codechef.com/viewsolution/5014495
http://www.codechef.com/viewsolution/5021566
http://www.codechef.com/viewsolution/5007646
http://www.codechef.com/viewsolution/5019780
http://www.codechef.com/viewsolution/5007735
http://www.codechef.com/viewsolution/5007879
http://www.codechef.com/viewsolution/5010523
Very indecent display of programmming spirit.
Not even a single line of code difference in these.