How to find Offset with String ?

hello i have some string no recoil from my friend but i don't know how to find offset with these string
NoRecoil1: PerturbMin%d_%s
NoRecoil2: PerturbMax%d_%s
NoRecoil3: BulletOffset(second one)
NoRecoil4: ShotReactPitch%d_%d
NoRecoil5: DetailPerturbShot%d_%s
NoRecoil6: DetailReactPitchShot%d_%s
NoRecoil7: DetailReactYawShot%d_%s

here: http://www.mpgh.net/forum/242-crossf...addys-tut.html