int x[5] = {1,2,3,4,5}; int y[] = {1,2,3}; int z[3][4] = {{1,2,3,4},{5,6,7,8},{0,1,2,3}}; int a[];. 上面例子裡的y陣列大小,是由後面{}裡元素的個數決定。int a[]並 ...
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