拟在屏幕上打印输出“Hello World" ,以下选项中正确的是
A.print( Hello World) B.print( 'Hello World ') C.printf( " Hello World" ) D.printf( 'Hello World' )正确答案B
拟在屏幕上打印输出“Hello World" ,以下选项中正确的是
A.print( Hello World) B.print( 'Hello World ') C.printf( " Hello World" ) D.printf( 'Hello World' )正确答案B