From f321615bc1022736dd3fa9eee8c3d728f65a4c6f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=99=88=E6=98=8E=E5=87=BD?= <3084917167@qq.com> Date: Thu, 11 May 2023 02:07:11 +0000 Subject: [PATCH] =?UTF-8?q?02=20=E9=99=88=E6=98=8E=E5=87=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 陈明函 <3084917167@qq.com> --- .../import java.md" | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 "02 \351\231\210\346\230\216\345\207\275/import java.md" diff --git "a/02 \351\231\210\346\230\216\345\207\275/import java.md" "b/02 \351\231\210\346\230\216\345\207\275/import java.md" new file mode 100644 index 0000000..5c87204 --- /dev/null +++ "b/02 \351\231\210\346\230\216\345\207\275/import java.md" @@ -0,0 +1,28 @@ +```java +//用键盘输入两个整数,并求和;如果输入的不是整数用异常去处理 +import java.util.InputMismatchException; +import java.util.Scanner; + +public class Test { + public static void main(String[] args) { + Scanner sc = new Scanner(System.in); + + try { + System.out.print("请输入第一个整数:"); + int num1 = sc.nextInt(); + + System.out.print("请输入第二个整数:"); + int num2 = sc.nextInt(); + + int sum = num1 + num2; + System.out.println("两数之和为:" + sum); + + } catch (InputMismatchException e) { + System.out.println("输入数字格式不正确,请重新输入。"); + } + + sc.close(); + } +} +``` + -- Gitee