My algorithm is assembly-line issue, that is, there are multiple operations, each has two tasks, using dynamic programming to achieve optimal scheduling operations so that the minimum time to complete the operation. The following is my code, I can not realize, Also can not find an error, please help me!

ARC111.IN2
ARC83.IN2
BARTHOL2.IN2
BARTHOLD.IN2
BOWMAN8.IN2
BUXEY.IN2
GUNTHER.IN2
HAHN.IN2
HESKIA.IN2
JACKSON.IN2
JAESCHKE.IN2
KILBRID.IN2
LUTZ1.IN2
LUTZ2.IN2
LUTZ3.IN2
MANSOOR.IN2
MERTENS.IN2
MITCHELL.IN2
MUKHERJE.IN2
README.DOC
ROSZIEG.IN2
SAWYER30.IN2
SCHOLL.IN2
TONGE70.IN2
WARNECKE.IN2
WEE-MAG.IN2

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