Calculate smallest coinage (in terms of value of each coin) amount and progressively replacing them with the next higher amount? 2x1 cent -> 1x 2 cents, 2x2 cen

Calculate smallest coinage (in terms of value of each coin) amount and progressively replacing them with the next higher amount? 2x1 cent -> 1x 2 cents, 2x2 cents +1x1 cent -> 1x5 cent and so on, maybe?