diff --git a/文档.doc b/文档.doc
deleted file mode 100644
index 2fed1b5..0000000
Binary files a/文档.doc and /dev/null differ
diff --git a/课设.c b/课设.c
deleted file mode 100644
index 077eb0b..0000000
--- a/课设.c
+++ /dev/null
@@ -1,522 +0,0 @@
-#include<stdio.h>
-#include<string.h>
-#include<stdlib.h>
-#include<conio.h>
-#include <windows.h>
-#define R 100
-int Z;
-struct player_data
-{
-	int num;
-	char name[15];
-	double score;
-}player[R]; 
-/*                     ÉèÖùâ±ê                                */
- void gotoxy(int x, int y)      
-{
-	HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
-	COORD pos;
-	pos.X = x;
-	pos.Y = y;
-	SetConsoleCursorPosition(handle, pos);
-}
-
-/*      ³õʼ»¯Ä£¿é£¬½«ÎļþÖеÄÊý¾ÝдÈë½á¹¹Ìåºó¹Ø±ÕÎļþ         */
-void beginning()
-{
-	int A=20;
-	int  i=0;
-	FILE *fp_beginning;
-	if((fp_beginning=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	while(A)
-	{
-		fread(&player[i],sizeof(player[0]),1,fp_beginning);
-		i++;
-		A--;
-	}
-	rewind(fp_beginning);
-	if(fclose(fp_beginning))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-}
-/*           Ö÷²Ëµ¥             */
-int menu()
-{
-	int n;
-	printf("\n\n\n");
-	printf("\t\t\t\t\t\t-------------------------------\n");
-	printf("\t\t\t\t\t\t|    »¶Ó­Ê¹ÓøèÊÖ±ÈÈüϵͳ     |\n");
-	printf("\t\t\t\t\t\t|      1.ÊäÈëÑ¡ÊÖÊý¾Ý         |\n");
-	printf("\t\t\t\t\t\t|      2.ÆÀί´ò·Ö             |\n");
-	printf("\t\t\t\t\t\t|      3.³É¼¨ÅÅÐò£¨°´Æ½¾ù·Ö£© |\n");
-	printf("\t\t\t\t\t\t|      4.Êý¾Ý²éѯ             |\n");
-	printf("\t\t\t\t\t\t|      5.×·¼ÓѧÉúÊý¾Ý         |\n");
-	printf("\t\t\t\t\t\t|      6.дÈëÊý¾ÝÎļþ         |\n");
-	printf("\t\t\t\t\t\t|      7.Í˳ö³ÌÐò             |\n");
-	printf("\t\t\t\t\t\t-------------------------------\n");
-	printf("\t\t\t\t\t\t       ÇëÊäÈëÄãµÄÑ¡Ôñ          \n");
-	printf("\t\t\t\t\t\t   ÇëÓÅÏÈÊäÈëÑ¡ÊÖÊý¾ÝÔÙ´ò·Ö    \n");
-	scanf("%d",&n);
-	system("cls") ;
-	return n;
-}
-/*          Çóÿһ¸öÑ¡ÊÖµÄƽ¾ù·Ö             */
-void all_aver()
-{
-	int n,i,j;
-	FILE *fp;
-	if((fp=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	i=0; Z=0;
-	while(!feof(fp))
-	{
-		if(fread(&player[i], sizeof(player[0]),1,fp) == 1);
-			Z++;
-		    i++;
-	}
-	
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-	
-    printf("ÇëÒÔ±àºÅ¸øÑ¡ÊÖ´ò·Ö\n");
-    int m;
-    printf("¼Èë·ÖÊýÇë°´1£¬Í˳öÇë°´0\n");
-    scanf("%d",&m);
-    while(m==1)
-	{
-    printf("ÇëÊäÈëÄãÏëÒª´ò·ÖÑ¡ÊֵıàºÅ\n");
-	scanf("%d",&n);
-		for(i=0;i<Z+1;i++)
-		{
-			if(n==player[i].num)
-		    {
-				printf("%d   %s   %.lf\n",player[i].num,player[i].name,player[i].score);
-				printf("ÇëΪѡÊÖ´ò·Ö\n");
-			
-				double scor[10];/*10¸öÆÀίµÄ³É¼¨*/
-				double mark;/*×îºóµÃ·Ö*/
-				int max=-1;/*×î¸ß·Ö*/
-				int min=101;/*×îµÍ·Ö*/
-				int sum=0;/*10¸öÆÀίµÄ×Ü·Ö*/
-				for(j=0;j<10;j++)
-				{
-					printf("ÇëÒÀ´ÎÊäÈëµÚ%d¸öÆÀίµÄ·ÖÊý:",j+1);
-					scanf("%lf",&scor[j]);
-					sum=sum+scor[j];
-				}
-				for(j=0;j<10;j++)
-				{
-					if(scor[j]>max)
-					max=scor[j];
-				}
-				for(j=0;j<10;j++)
-				{
-					if(scor[j]<min)
-					min=scor[j];
-				}
-				mark=(sum-max-min)/8.0;
-				printf("¸ÃλѡÊÖµÄƽ¾ù³É¼¨Îª%.1f\n",mark);
-				player[i].score=mark;
-		    }
-			else  continue;
-		 }
-		 printf("¼Èë·ÖÊýÇë°´1£¬Í˳öÇë°´0\n");
-		 scanf("%d",&m);
-
-	}
-	FILE *fp_all_aver;
-	if((fp_all_aver=fopen("player_data.txt","w+"))==NULL)
-    {
-    	printf("File open error!\n");
-    	exit(0);
-	}
-	for(i=0;i<Z+1;i++)
-	{
-		fwrite(&player[i],sizeof(player[0]),1,fp_all_aver);
-	}
-	if(fclose(fp_all_aver))
-	{
-		printf("Can not close the file\n");
-	}
-	
-
-}
-
-/*            ÊäÈëÑ¡ÊÖÊý¾Ý                     */
-void w_player_data()
-{
-	int i,j;
-    for(Z=0;Z<R;Z++)
-    {
-	    printf("°´1¼ÌÐøÊäÈëÑ¡ÊÖÊý¾Ý\n");
-	    printf("°´ÈÎÒâ¼üÍ˳ö\n");
-	    scanf("%d",&j);
-	    if(j!=1)    break;
-	    printf("±àºÅ£º ÐÕÃû£º\n");
-	    scanf("%d%s",&player[Z].num, player[Z].name);
-	    player[Z].score=0.0;
-    }
-    
-    FILE  *fp_w_player_data;
-    if((fp_w_player_data=fopen("player_data.txt","a+"))==NULL)
-	{  printf("File open error!\n");
-	    exit(0);
-	}
-	for(i=0;i<Z;i++)
-	{
-	fwrite(&player[i],sizeof(player[0]),1,fp_w_player_data);
-	}
-	if(fclose(fp_w_player_data))
-	{
-		printf("Can not close the file\n");
-		exit(0);
-	}
-
-}
-    /*½«Ñ¡Êֳɼ¨½øÐÐÅÅÃû,²¢Êä³öÑ¡ÊÖÐÅÏ¢*/
-void rank()
-{
-	int i,j;
-	FILE *fp;
-	if((fp=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	i=0; Z=0;
-	while(!feof(fp))
-	{
-		if(fread(&player[i], sizeof(player[0]),1,fp) == 1);
-			Z++;
-		    i++;
-	}
-	
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	} 
-	struct player_data t;
-	 for(i=0;i<Z+1;i++)
-	 {
-	 	for(j=i+1;j<Z;j++)
-	 	{
-	 	    if(player[j].score > player[i].score)
-            {
-                t=player[i];
-                player[i]=player[j];
-                player[j]=t;
-            }
-        }
-	 }
-	printf("ËùÓиèÊֳɼ¨Óɸߵ½µÍÅÅÁÐÈçÏÂ:\n");
-	i=1;
-	for(j=0;j<Z+1;j++)
-    {
-    	if(player[j].num!=0)
-        	printf("NO.%dÃû:%d   %s   %.lf\n",i,player[j].num,player[j].name,player[j].score);
-        i++;
-    }
-
-}
-
-void query_data()
-{
-	int n,i,b,d;
-	char j[15];
-	 
-	FILE *fp;
-	if((fp=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	i=0; Z=0;
-	while(!feof(fp))
-	{
-		if(fread(&player[i], sizeof(player[0]),1,fp) == 1);
-			Z++;
-		i++;
-	}
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-	printf("ÇëÊäÈëËùÒª²éѯµÄÑ¡ÊÖµÄÆäÖÐÒ»¸öÐÅÏ¢\n");
-	printf("ÊäÈë1ÒÔ±àºÅ²éѯ£¬ÊäÈë2ÒÔÐÕÃû²éѯ\n");
-	scanf("%d",&n);
-	switch(n)
-	{
-		case 1:
-		      do{
-		      	  
-			      printf("ÇëÊäÈëËùÒª²éѯѡÊֵıàºÅ£º\n");
-		        scanf("%d",&b);
-		        for(i=0;i<Z+1;i++)
-		        {
-		        	
-				    if(b==player[i].num)
-				    {
-					    printf("Ñ¡ÊÖµÄÈ«²¿ÐÅÏ¢ÈçÏÂ:\n");
-						printf("%d   %s   %.1lf\n",player[i].num,player[i].name,player[i].score);
-				    }
-				}
-
-				printf("²éѯÊäÈë1£¬Í˳öÊäÈë0");
-				scanf("%d",&d);
-				}
-				while(d==1); break;
-	    case 2:
-	             do
-				{
-					printf("ÇëÊäÈëËùÒª²éѯѡÊÖµÄÐÕÃû\n");
-	                scanf("%s", j);
-
-	                int key =0;
-	                for(i=0; i<Z+1; i++)
-                    {
-                        if(strcmp(j, player[i].name)==0)
-                        {
-                            key = 1;
-                          printf("\t\t\t\t\t\tÑ¡ÊÖµÄÈ«²¿ÐÅÏ¢ÈçÏ£º\n");
-                          printf("\t\t\t\t\t\t%d   %s   %.1lf\n",player[i].num,player[i].name,player[i].score);
-                          break;
-                        }
-                    }
-
-				   if(key == 0)
-				   {
-                        printf("ÄãÊäÈëµÄÑ¡ÊÖÐÅÏ¢ÓÐÎó\n");
-				   }
-				  printf("¼ÌÐø²éѯÊäÈë1£¬Í˳öÊäÈë0\n");
-				  scanf("%d",&d);
-				}
-				while(d==1);  break;
-	    default:printf("ÊäÈë´íÎó£¬×Ô¶¯Í˳ö\n");     break;
-	}
-
-}
-/*               ×·¼ÓÑ¡ÊÖÊý¾Ý                     */
-void add_data()
-{
-
-	int n,i,j,k;
-	
-	FILE *fp;
-	if((fp=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	i=0; Z=0;
-	while(!feof(fp))
-	{
-		if(fread(&player[i], sizeof(player[0]),1,fp) == 1);
-			Z++;
-		    i++;
-	}
-	
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-	int choice=1;
-    while(choice==1)
-    {
-	printf("ÇëÊäÈëËùҪ׷¼ÓÑ¡ÊֵĸöÊý\n");
-	scanf("%d",&n);
-	
-	for(i=0;i<n;i++)
-	{
-		printf("×·¼ÓµÄµÚ%dλѡÊÖÊý¾Ý£º\n",i+1);
-		printf("ÇëÊäÈëÑ¡ÊÖÏà¹ØÊý¾Ý£º\n");
-		printf("±àºÅ  ÐÕÃû\n");
-		scanf("%d%s",&player[Z+i+1].num, player[Z+i+1].name);
-		double scor[10];/*Ê®¸öÆÀίµÄ·ÖÊý*/
-		double mark;/*×îºóµÃ·Ö*/
-	
-		
-		
-			double max=-1.0;/*×î¸ß·Ö*/
-		    double min=101.0;/*×îµÍ·Ö*/
-	 	    double sum=0.0;/*10¸öÆÀίµÄ×Ü·Ö*/
-			for(k=0;k<10;k++)
-			{
-				printf("ÇëÒÀ´ÎÊäÈëµÚ%d¸öÆÀίµÄ·ÖÊý",k+1);
-				scanf("%lf",&scor[k]);
-				sum=sum+scor[k];
-			}
-			for(k=0;k<10;k++)
-			{
-				if(scor[k]>max)
-				max=scor[k];
-			}
-			for(k=0;k<10;k++)
-			{
-				if(scor[k]<min)
-				min=scor[k];
-			}
-			mark=(sum-max-min)/8.0;
-			printf("\t\t\t\t\t\t¸ÃλѡÊÖµÄƽ¾ù³É¼¨Îª%.1lf\n",mark);
-			player[Z+i+1].score=mark;
-	}
-	Z+=n;
-	      printf("¼ÌÐø×·¼ÓÇëÊäÈë1,ÊäÈë0Í˳ö\n");
-	      scanf("%d",&choice);
-	}
-	if((fp=fopen("player_data.txt","w+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	for(i=0; i<Z+1; i++)
-		fwrite(&player[i], sizeof(player[0]), 1, fp);
-	
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-	
-
-
-}
-/*               ½«ËùÓÐÑ¡ÊÖÊý¾ÝдÈëÒ»¸öн¨Êý¾ÝÎļþ              */
-void w_data_file()
-{
-
-    int i;
-    
-    FILE *fp;
-	if((fp=fopen("player_data.txt","a+"))==NULL)
-	{
-		printf("File open error!\n");
-		exit(0);
-	}
-	i=0; Z=0;
-	while(!feof(fp))
-	{
-		if(fread(&player[i], sizeof(player[0]),1,fp) == 1);
-			Z++;
-		i++;
-	}
-	
-	if(fclose(fp))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-
-    FILE *fp_extra;
-	if((fp_extra=fopen("extra.txt","w+"))==NULL)
-	{
-	   printf("File open error!\n");
-	   exit(0);
-	}
-      for(i=0;i<Z+1;i++)
-      {
-      	if(player[i].num!=0)
-      		fprintf(fp_extra,"%d   %s   %lf\n",player[i].num,player[i].name,player[i].score);
-	  }
-
-	if(fclose(fp_extra))
-	{
-		printf("Can not close the file!\n");
-		exit(0);
-	}
-
-}
-/*                Ö÷º¯Êý                       */
-  int main(void)
-{
-    printf("================================================»¶Ó­Ê¹ÓøèÊÖ±ÈÈüϵͳ===================================================\n");
-    printf("===================================================ÊäÈëÈÎÒâ¼ü¼ÌÐø======================================================\n");
-    getch();
-    system("cls");
-     beginning();
-    int op=1,OP;
-    while(op)
-    {
-    	OP=menu();
-    switch(OP)
-    {
-    	case 1:
-		{
-    		printf("1.ÊäÈëÑ¡ÊÖÊý¾Ý       \n");
-    		printf("±àºÅ   ÐÕÃû              \n");
-    		w_player_data();
-    		system("cls");
-			break;
-		}
-    	case 2:
-		{
-			printf("\t\t\t\t\t\t    2.ÆÀί´ò·Ö            \n");
-			printf("\t\t\t\t\t\tÆÀ·Ö·¶Î§£¨1¡ª¡ª10·Ö£©   \n");
-			printf("\t\t\t\t\t\t   ÇëÊäÈë´ò·Ö·ÖÊý         \n");
-			all_aver();
-			system("cls");
-			break;
-		}
-    	case 3:
-		{
-			system("cls");
-			printf("\t\t\t\t\t\t3.³É¼¨ÅÅÐò£¨°´Æ½¾ù·Ö£©    \n");
-			rank();
-
-			break;
-		}
-		case 4:
-			{
-				printf("\t\t\t\t\t\t4.Êý¾Ý²éѯ      \n");
-				query_data();
-				system("cls");
-				break;
-			}
-		case 5:
-			{
-				printf("\t\t\t\t\t\t5.×·¼ÓѧÉúÊý¾Ý        \n");
-				add_data();
-				system("cls");
-				break;
-			}
-		case 6:
-			{
-				w_data_file();
-				printf("\t\t\t\t\t\tÒѾ­Ð´ÈëÊý¾ÝÎļþ         \n");
-			
-
-				break;
-			}
-		case 7:
-			{
-				printf("========================================================================================================================\n");
-				printf("\t\t\t\t\t\t\t¸ÐлÄúµÄʹÓã¡\n");
-				printf("\t\t\t\t\t\t    ÕýÔÚÍ˳ö¸èÊÖ±ÈÈüϵͳ£¡\n");
-				printf("\t\t\t\t\t\t\t°´ÈÎÒâ¼üÍ˳ö\n");
-				printf("========================================================================================================================\n");
-				getch();
-				op=0;
-				break;
-
-			}
-    	default:
-    		printf("\t\t\t\t\t\tÊäÈë´íÎó£¬ÇëÖØÐÂÒÀ¾ÝÌáʾÊäÈë\n");
-    		break;
-	}
-    }
-
-}