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WAP to Reorder an array according to given indexes

Given two integer arrays of same size, “arr[]” and “index[]”, reorder elements in “arr[]” according to given index array. It is not allowed to given array arr’s length.

Example: 

Input:  arr[]   = [10, 11, 12];
        index[] = [1, 0, 2];
Output: arr[]   = [11, 10, 12]
        index[] = [0,  1,  2] 
Published By : Shazia Irfan Bebal
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