[0WD] Prerequisites:[0VC]↺↻,[0WB]↺↻.Difficulty:*.Let \((X_ i,d_ i)\) and \((X,d)\) be as before in [0W9]↺↻. If all the spaces \((X_ i,d_ i)\) are compact, prove that \((X,d)\) is compact.
[0WF]↺↻
