package javas;
public class Arith_math {
public static void main(String[] args) {
// TODO Auto-generated method stub
int i_x=1;
int i_y=2;
int i_m=3,i_n=3;
int r_m,r_n;
float d_x=13.5f;
float d_y=3.0f;
System.out.println(i_x+"+"+i_y+"="+(i_x+i_y));
System.out.println(i_x+"*"+i_y+"="+(i_x*i_y));
System.out.println(i_x+"/"+i_y+"="+(i_x/i_y));
System.out.println(i_x+"%"+i_y+"="+(i_x%i_y));
System.out.println(d_x+"-"+d_y+"="+(d_x-d_y));
System.out.println(d_x+"*"+d_y+"="+(d_x*d_y));
System.out.println(d_x+"/"+d_y+"="+(d_x/d_y));
System.out.println(d_x+"%"+d_y+"="+(d_x%d_y));
System.out.println(d_x+"-"+d_y+"="+(d_x-d_y));
r_m=++i_m;
r_n=i_n++;
System.out.println("r_m=++i_m,r_m="+r_m+",i_m="+i_m);
System.out.println("r_n=++i_n,r_n="+r_n+",i_n="+i_n);
}
}
其运行结果如下图
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