sec     hms        resec   diff
0       00:00:00   0       0
1       00:00:01   1       0
59      00:00:59   59      0
60      00:01:00   60      0
61      00:01:01   61      0
3599    00:59:59   3599    0
3600    01:00:00   3600    0
3601    01:00:01   3601    0
86399   23:59:59   86399   0
86400   24:00:00   86400   0
86401   24:00:01   86401   0
863999  239:59:59  863999  0
864000  240:00:00  864000  0
864001  240:00:01  864001  0
-1      -00:00:01  -1      0
-59     -00:00:59  -59     0
-60     -00:01:00  -60     0
-61     -00:01:01  -61     0
-3599   -00:59:59  -3599   0
-3600   -01:00:00  -3600   0
-3601   -01:00:01  -3601   0
-86399  -23:59:59  -86399  0
-86400  -24:00:00  -86400  0
-86401  -24:00:01  -86401  0
-863999 -239:59:59 -863999 0
-864000 -240:00:00 -864000 0
-864001 -240:00:01 -864001 0
