Using pokenum from Sourceforge

Before the flop:
Holdem Hi: 1712304 enumerated boards
cards win %win lose %lose tie %tie EV
Qh 3h 534709 31.23 1168549 68.24 9046 0.53 0.315
9s 9h 1168549 68.24 534709 31.23 9046 0.53 0.685

After the flop:
Holdem Hi: 990 enumerated boards containing 3c Kh Th
cards win %win lose %lose tie %tie EV
Qh 3h 499 50.40 491 49.60 0 0.00 0.504
9s 9h 491 49.60 499 50.40 0 0.00 0.496

See my website's Texas Holdem Odds Calculator for an online version.