Java_各种数据类型的运算

class JavaDemo3{public static void main(String args[]){int i = 10;int j = 3;float f = 3.0f;//必须加f或Fdouble d = 3.0;++f;System.out.println("i / f = " + i/f);System.out.println("f = " + f);d++;System.out.println("i / d = " + i/d);System.out.println("d = " + d);float k = f += d;System.out.println("k = " + k);int p = i *= j;System.out.println("p = " + p);int m = i /= j;System.out.println("m = " + m);}}/*---------- java ----------i / f = 2.5f = 4.0i / d = 2.5d = 4.0k = 8.0p = 30m = 10*/