From 3199d6e7ea178a4d33ece418a452c6d1406e90d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E4=BF=8A=E4=BC=9F?= <2421084001@qq.com>
Date: Thu, 30 Mar 2023 13:27:29 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...11\346\254\241\344\275\234\344\270\232.md" | 97 +++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 "12 \346\236\227\344\277\212\344\274\237/20230330 \347\254\254\345\215\201\344\270\211\346\254\241\344\275\234\344\270\232.md"

diff --git "a/12 \346\236\227\344\277\212\344\274\237/20230330 \347\254\254\345\215\201\344\270\211\346\254\241\344\275\234\344\270\232.md" "b/12 \346\236\227\344\277\212\344\274\237/20230330 \347\254\254\345\215\201\344\270\211\346\254\241\344\275\234\344\270\232.md"
new file mode 100644
index 0000000..aa5601f
--- /dev/null
+++ "b/12 \346\236\227\344\277\212\344\274\237/20230330 \347\254\254\345\215\201\344\270\211\346\254\241\344\275\234\344\270\232.md"	
@@ -0,0 +1,97 @@
+``` java
+import java.util.Scanner;
+//1、判断一个字符数据是否是数字字符
+public class a {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入一个字符进行判断：");
+        int a= sc.nextInt();
+        if(0<=a & a<=9){
+            System.out.println(a+"字符是数字字符");
+        }else{
+            System.out.println(a+"字符不是数字字符");
+        }
+    }
+}
+```
+
+```
+import java.util.Scanner;
+//2、判断一个字符数据是否是字母字符
+public class b {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入一个字符进行判断：");
+        char a=sc.next().charAt(0);
+        if('a'<=a & a<='z' || 'A'<=a & a<='Z'){
+            System.out.println(a+"字符是字母字符");
+        }else{
+            System.out.println(a+"字符不是字母字符");
+        }
+    }
+}
+
+```
+
+``` java
+import java.util.Scanner;
+//3、判断指定的年份是否为闰年，请使用键盘录入
+public class c {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入一个年份：");
+        int a= sc.nextInt();
+        if (a%4==0 && a/100!=0 || a%400==0){
+            System.out.println(a+"年是闰年");
+        }else{
+            System.out.println(a+"年不是闰年");
+        }
+    }
+}
+
+```
+
+``` java
+import java.util.Scanner;
+//4、判断一个数字是否为水仙花数,请使用键盘录入
+public class d {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入一个数字：");
+        int a= sc.nextInt();
+        double ge=a%10;
+        double shi=a%100/10;
+        double bai=a/100;
+        double gee=ge*ge*ge;
+        double shii=shi*shi*shi;
+        double baii=bai*bai*bai;
+        if (gee+shii+baii==a){
+            System.out.println(a+"是水仙花数");
+        }else{
+            System.out.println(a+"不是水仙花数");
+        }
+    }
+}
+
+```
+
+``` java
+import java.util.Scanner;
+//5、判断一个5位数字是否为回文数，使用键盘录入
+public class e {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入一个五位数：");
+        int a= sc.nextInt();
+        int ge=a%10;
+        int shi=a%100/10;
+        int qian=a/1000%10;
+        int wan=a/10000;
+        if (ge==wan && shi==qian){
+            System.out.println(a+"是回文数");
+        }else {
+            System.out.println(a+"不是回文数");
+        }
+    }
+}
+```
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-- 
Gitee