為什么x是4?
public class HelloWorld {
? ? public static void main(String[] args) {
int m = 5;
int n = 7;
int x=(m*8/(n+2))%m;
System.out.println("m:" + m);
System.out.println("n:" + n);
System.out.println("x:" + x);
}
}
public class HelloWorld {
? ? public static void main(String[] args) {
int m = 5;
int n = 7;
int x=(m*8/(n+2))%m;
System.out.println("m:" + m);
System.out.println("n:" + n);
System.out.println("x:" + x);
}
}
2020-03-26
舉報
2020-03-28
4%5=0余4?
2020-06-15
int類型會有自動類型轉(zhuǎn)換所以40/9的結(jié)果是4,4和5取余的結(jié)果是4
2020-03-26
先算括號里的,n+2=9, 再算m*8=40,? 然后算(m*8/(n+2))=40/9=4 ,最后4%m=4/5=4