現(xiàn)有: class WhileTests { public static void main (String [] args) { int X=5; while (++x<4) { --x; } System.out.println( "x="+x); } } 結(jié)果是什么?()
A.X=6 B.X=5 C.X=2 D.編譯失敗
以下哪種初始化數(shù)組的方式是錯誤的?()
A. String[]names={"zhang", "wang", "li"); B. String names[] =new String [3];names [0] ="zhang"; names [1] ="wang"; names [2] ="li"; C. String[3] names={"zhang", "wang", "li"}; D. 以上皆正確
現(xiàn)有: class Output { public static void main (String[] args) { int i=5: System.out.print( "4"+i+""); System.out.print (i+5+"7"); System.out.println (i+"8"); } } 結(jié)果為:()
A. 99722 B. 955758 C. 4510758 D. 459722