A combination of dxclac and evocalc and a couple of other calcs is what you see the big boys playing around with these days..
Most don't bother with exercise, as most of that you can do yourself, once you can predict which troop blocks will attack which troop blocks in which rounds, you can do the arithmetic yourself actually...
The one thing exercise can be used for (possibly) is checking valley attacks... but there are so few combinations that you should have those memorized or be able to figure it out on the spot anyway...



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