Tackle/Growl/M-slap/WG into WG/x/x/tackle into x/x/Strength/RS WG/MS/Strength/RS
(doesn't count move switching)
Inputs to get to MS in total: 26
Inputs to get to Strength/Tackle: 35
Inputs to get to WG/Surf: 7

Tackle/Growl/M-slap/WG into WG/x/x/tackle into MS/WG/x/x (before evolving) into Strength/x/x/MS (swap at Rose)

Inputs to get to MS in total: ~17
Inputs to get to Strength/Tackle in total: 16
Counting inputs is brutally boring.