Given two strings str1 and str2, find if str1 is a subsequence of str2. A subsequence is a sequence that can be derived from another sequence by deleting some element...

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Given an array of integers and a sum, the task is to print all subsets of given array with sum equal to given sum.
Examples:
Input : arr[] = {2, 3, 5, 6, 8, 10}
...

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