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public class Main { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int t=sc.nextInt(); while(t-->0){ int n=sc.nextInt(); int[] arr=new inr[n]; for(int i=0;i<n;i++){ arr[i]=sc.nextInt(); } int r=solve(n,arr); System.out.println(r); } } public int solve(int n,int[] arr){ int last=arr[n-1]; int max=0; for(int i=0;i<n-1;i++){ max=Math.max(arr[i],max); } return max+last; } }
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