Scanner input = new Scanner(System.in); System.out.println("请输入3个数:"); int a = input.nextInt(); int b = input.nextInt(); int c = input.nextInt(); // 互换值后为b>a;不成立不互换 if (a > b) { a = a + b; b = a - b; a = a - b; } // 互换值后为c>a;不成立不互换 if (a > c) { a = a + c; c = a - c; a = a - c; } // 互换值后为c>b;不成立不互换 if (b > c) { b = b + c; c = b - c; b = b - c; } // 所以是c>b>a System.out.println("从小到大输出为" + a + "<" + b + "<" + c);
System.out.println("请输入3个数:");
int a=input.nextInt();
int b=input.nextInt();
int c=input.nextInt();
int t=0;
//互换值后为b>a;不成立不互换
if(a>b){
t=a;
a=b;
b=t;
}
//互换值后为c>a;不成立不互换
if(a>c){
t=a;
a=c;
c=t;
}
//互换值后为c>b;不成立不互换
if(b>c){
t=b;
b=c;
c=t;
}
//所以是c>b>a
System.out.println("从小到大输出为"+a+"<"+b+"<"+c);
public class ThreeOP
// 测试三元运算符的使用
{
int num1;
int num2;
int num3; // 构造方法
public ThreeOP() {
Scanner scanner = new Scanner(System.in);
System.out.println("请输入第一个数num1的值");
this.num1 = scanner.nextInt();
System.out.println("请输入第二个数num2的值");
this.num2 = scanner.nextInt();
System.out.println("请输入第三个数num3的值");
this.num3 = scanner.nextInt();
} // 成员方法
public void threeop(int num1, int num2, int num3) {
int num;
if (num1 > num2) {
num = num1;
System.out.println("输入的三个数最小数的值:" + num2);
} else {
num=num2;
System.out.println("输入的三个数最小数的值:" + num1);
}
if(num>num3){
System.out.println("输入的三个数中间数的值:" + num3);
System.out.println("输入的三个数最大数的值:" + num);
}else{
System.out.println("输入的三个数中间数的值:" + num);
System.out.println("输入的三个数最大数的值:" + num3);
}
} public static void main(String[] args) {
ThreeOP three = new ThreeOP();
three.threeop(three.num1, three.num2, three.num3);
}
}
这时我以前练的时候写的,我也刚学java,分享一下!!给点分哦!
if(a>b){
temp = a;
a=b;
b=temp;
}
if(a>c){
temp = a;
a=c;
c=temp;
}
if(b>c){
temp = b;
b=c;
c=temp;
}
Scanner input = new Scanner(System.in);
System.out.println("请输入3个数:");
int a = input.nextInt();
int b = input.nextInt();
int c = input.nextInt();
// 互换值后为b>a;不成立不互换
if (a > b) {
a = a + b;
b = a - b;
a = a - b;
}
// 互换值后为c>a;不成立不互换
if (a > c) {
a = a + c;
c = a - c;
a = a - c;
}
// 互换值后为c>b;不成立不互换
if (b > c) {
b = b + c;
c = b - c;
b = b - c;
}
// 所以是c>b>a
System.out.println("从小到大输出为" + a + "<" + b + "<" + c);