/* BIGO of this program is O(n*n) i.e O(n^2)*/ class Main { void logAllPairsOfArray(int q[]) { for(int i=0;i<q.length;i++) //O(n) { for(int j=0;j<q.length;j++) //O(n) { System.out.println(q[i]+","+q[j]); } } } public static void main(String args[]) { int n1[]={1,2,3,4,5}; Main obj=new Main(); obj.logAllPairsOfArray(n1); } }