优化代码 去除无用项

sms.c

@@ -146,6 +146,8 @@ void Save() //
 		Menu();
 	}
 	printf("数据保存中，请稍后\n");
+	fp2 = fopen("num.txt", "wb");
+	fp1 = fopen("sql.txt", "wb");
 	fwrite(&class_num, sizeof(int), 1, fp2); //写入文件信息
 	fwrite(records, sizeof(CLASS), class_num, fp1);
 	fclose(fp1);
@@ -168,6 +170,8 @@ void Load() //
 		system("pause");
 		Menu();
 	}
+	fp1 = fopen("sql.txt", "rb");
+	fp2 = fopen("num.txt", "rb");
 	fread(&class_num, sizeof(int), 1, fp2);		   //读入信息
 	fread(records, sizeof(CLASS), class_num, fp1); //读入信息
 	fclose(fp1);
@@ -176,7 +180,8 @@ void Load() //
 int Judge(int i) //判断时间是否超出
 {
 	struct tm *local;	  //时间结构体
-	time_t t;			   //把当前时间给t
+	time_t t;
+	time(&t);
 	local = localtime(&t); //获取当前系统时间
 	if (local->tm_hour < atoi(records[i].hour) || local->tm_hour == atoi(records[i].hour) && local->tm_min < atoi(records[i].min))
 		//atoi函数将字符串转换成一个整数值
@@ -205,7 +210,6 @@ int FindCarByNum(char s1[]) //
 void Import()
 {
 	int i = 0, j = 5, h;
-	char s[5];
 	FILE *fp;
 	system("cls");
 	if ((fp = fopen("num.txt", "rb")) != NULL)