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Cyclically rotate array
//'main' method must be in a class 'Rextester'. //openjdk version '11.0.5' import java.io.*; import java.util.*; import java.lang.*; class Rextester { public static void main(String args[]) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int t = Integer.parseInt(br.readLine()); while(t-->0){ int n = Integer.parseInt(br.readLine()); int[] arr = new int[n]; StringTokenizer st = new StringTokenizer(br.readLine()); for(int i=0;i<n;i++){ //if(st.hasMoreToken()) arr[i] = Integer.parseInt(st.nextToken()); } int last = arr[arr.length-1]; for(int i=arr.length-1;i>=1;i--) arr[i] = arr[i-1]; arr[0] = last; for(int i:arr) System.out.print(i+" "); System.out.println(); } } }
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