public?class?Test?{
public?static?void?main(String[]?args)?{
System.out.print("100.1*2?=?");
System.out.println(100.1*2);
System.out.print("100.1*3?=?");
System.out.println(100.1*3);
}
}
輸出結果為：
100.1*2?=?200.2
100.1*3?=?300.29999999999995
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