Rewrite as while , do while and for loop

Question

i=2;
start:
cout <<i;
i+=2;
if (i <51)goto start;
cout <<"thank you ";

Answer 1

i=2
while(i<51)
{ cout<<i; i+=2;}
cout<<"Thank you";

for(i=2; i<51; i++)
cout<< i;
cout<<"Thank you";

do
{cout<<i; i+=2;)
while(i<51);