The game was a walkover. No problem.Learning the computer 's operating system was no walkover for me.
walkover
noun in horse racing, a race in which all but one of the entries are withdrawn. The lone horse starting the race can win the purse simply by walking the distance of the race US, 1965
walkover
n. an easy victory; an easy task. (From sports.) Learning the computer’s operating system was no walkover for me.