Update running total
Java
Easy
4 views
Problem Description
Task: given array, compute running total array where res[i]=sum upto i.
Output Format
Return value
Constraints
Use one extra variable for sum.
Official Solution
static int[] runningTotal(int[] a){int[] r=new int[a.length];int s=0;for(int i=0;i<a.length;i++){s+=a[i];r[i]=s;}return r;}
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