ghost9's blog

By ghost9, history, 4 years ago, In English

You are given a number , in how many different ways you can write that number in alphabetical form . eg n = 121 Different ways to write 121 are : (1)(2)(1) , (1)(21), (12)(1) [la] , So the ans for this example is 3. how can we solve this problem ?

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By ghost9, history, 5 years ago, In English

You are provided with coins of denominations "a" and "b". You are required to find the least value of n, such that all currency values greater than or equal to n can be made using any number of coins of denomination "a" and "b" and in any order. If no such number exists, print "-1" in that case. how can i solve this question ?

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