Couldn't able to solve the 1st question

#1

sir, can you please share the solution for 1st question in the assignment.

#2

in ith row you have print

  1. Numbers from i to 2*i -1
  2. Numbers from 2*(i-1) to i
    for(i=1: n)
    {
    for(j=i : 2i - 1) cout<<j;
    for(j= 2    (i-1) : i) cout<< j;
    cout<<endl;
    }
#3

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