programming

Question

void printTwoNumbers( int k ) {
   if (k == 0) return;
   printf ( "%d ",  k );
   printTwoNumbers( k - 1 );
   printf( “%d” , k );
}
Void main()
{
printTwoNumbers(3);
}
What is printed as a result of the call printTwoNumbers(3)?

Comments

321123
solve using recursion tree method.

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i got  wrong ans

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321 123  ...