From 621d40fd2b69d75463169ea229294e19ff535365 Mon Sep 17 00:00:00 2001
From: "2650279311@qq.com" <2650279311@qq.com>
Date: Fri, 4 Jan 2019 12:37:46 +0800
Subject: [PATCH] first commit

---
 main.c | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 main.c

diff --git a/main.c b/main.c
new file mode 100644
index 0000000..d03ad21
--- /dev/null
+++ b/main.c
@@ -0,0 +1,92 @@
+#include<stdio.h>
+struct student
+{
+	int num;	
+	char name[20];
+	int year;
+	char sex[10];
+	int birth[20];
+	char home[100];
+	int tel;
+	char e[20];	
+ }stu[n];
+ void one()
+ {
+ 	int opt1;
+ 	printf("----------欢迎使用学生信息管理系统----------");
+ 	printf("\n\n");
+ 	printf("     1:            2:             3:              4:           ");
+ 	printf(" 请输入1 2 3 4 5中的任意一个选项进行操作:");
+ 	loop: scanf("%d",&opt1);
+ 	switch(opt1)
+ 	{
+ 		case 1: info();break;
+ 		case 2: data();break;
+ 		case 3: look();break; 
+ 		case 4: help();break;
+		case 5: break;
+		default:
+			printf(" 输入错误，请重新输入1 2 3 4 5中的一项");
+		 scanf("%d",&opt1);
+		 goto loop;
+    }
+ }
+ void info()
+ {
+ 	int opt2;
+ 	printf("\n\n  欢迎进入信息处理  \n\n");
+ 	printf("  1.学生信息录入\n\n2。学生信息的修改\n\n");
+ 	printf("  3.返回\n\n");
+ 	printf("  请输入1 2 3中的任意一个选项进行操作");
+ 	loop: scanf("%d",&opt2)
+ 	switch(opt2)
+ 	{
+ 	case 1: info_1();break;
+ 		case 2: info_2();break;
+ 		case 3: one();break;
+ 		default:
+ 		{
+ 			printf("输入错误，请重新输入1 2 3中的一项");
+ 			goto loop;
+		 }
+ 		
+ 		
+ 		
+	 }
+ 	
+}
+ void info_1()
+ {
+ 	FILE *fp;
+ 	int s,i,count;
+ 	count=0;
+ 	i=1;
+ 	if((fp=fopen("stu","rb+"))==NULL)
+ 	{
+ 		if((fp=fopen("stu","Wb"))==NULL)
+ 		{
+ 			printf("")
+ 			exit(1);
+ 			
+ 			
+		 }
+ 		stu[0].num=0;
+ 		
+ 		
+ 		
+	 }
+ 	else
+ 	{
+ 		fclose(fp);
+ 		
+ 		
+	 }
+ 	
+ }
+ 
+ 
+ 
+ 
+ 
+ 
+