C:> perl date.pl
1970,6,10,23,54,16
1970,6,10,23,57,28
1970,6,11,0,0,40
1970,6,10,23,54,40
1970,6,11,0,0,16
1970,6,11,0,16,16
1970,6,10,23,55,4
1970,6,10,23,57,52
1970,6,10,23,59,52
1970,6,10,23,54,16

C:> perl date.pl
1971,4,5,20,27,4
1971,4,5,20,30,16
1971,4,5,20,33,28
1971,4,5,20,27,28
1971,4,5,20,33,4
1971,4,5,20,49,4
1971,4,5,20,27,52
1971,4,5,20,30,40
1971,4,5,20,32,40
1971,4,5,20,27,4