Castle arbitrageyou are building a house of cardsno, a castle of cards!you have cards of 3 sizes 1m and n to build a house of height exactly hyou can as many of these cards as youfind the number of ways you can reach to a height exactly h.given you have unlimited cards of 1m and n sizesconstraints11, m, n < h <= 1062l, m, n are distinctinput format​