diff --git a/2.c b/2.c
new file mode 100644
index 0000000..c653df3
--- /dev/null
+++ b/2.c
@@ -0,0 +1,106 @@
+int info_show()  //´òÓ¡ËùÓÐÐÅÏ¢ 
+{	int i;
+	for(i=0;i<snum;i++)
+	{
+		printf("\n---------------------------------------------------------------------------------------------\n");
+		printf("| ±àºÅ:%04d  |  ÐÕÃû:%s   |    ƽ¾ù·Ö%.2f   |\n",st[i].id,st[i].name,st[i].sum);
+		int j;
+		printf("|ʮλÆÀί³É¼¨£º");
+		for(j=0;j<10;j++)
+		{
+			printf("[%d]%4.2f ",j+1,st[i].score[j]);
+		}
+		printf("\n---------------------------------------------------------------------------------------------\n");
+	}
+	getchar();
+	getchar();
+	return 0;
+}
+int info_find()  //¼ìË÷ÐÅÏ¢ 
+{
+	int i;
+	printf("ÇëÊäÈë²ÎÈü±àºÅ\n");
+		int k;
+		scanf("%d",&k);
+		for(i=0;i<snum;i++)//±éÀú½á¹¹ÌåÊý×écourse[]²éÕÒ¶ÔÓ¦µÄ ¿Î³Ìid 
+		{
+			if(st[i].id==k)//ÕÒµ½ºóÊä³ö 
+			{
+				printf(" ±àºÅ:%04d   ÐÕÃû:%s  :ƽ¾ù·Ö%.2f   \n",st[i].id,st[i].name,st[i].sum);
+				int j;
+				printf("Ê®¸öÆÀί³É¼¨:\n");
+				for(j=0;j<10;j++)
+				{
+					printf("[%d]%.2f ",j+1,st[i].score[j]);
+				}
+				printf("\n");
+				break;
+			}
+		}
+	getchar();getchar();
+	return 0;
+}
+int grade_modify()
+{
+	int id,i;
+	printf("ÇëÊäÈë²ÎÈü±àºÅ£º");
+
+		scanf("%d",&id);
+		for(i=0;i<snum;i++)//±éÀú½á¹¹ÌåÊý×écourse[]²éÕÒ¶ÔÓ¦µÄ ¿Î³Ìid 
+		{
+			if(st[i].id==id)//ÕÒµ½ºóÊä³ö 
+			{
+				printf(" ±àºÅ:%04d   ÐÕÃû:%s  :ƽ¾ù·Ö%.2f   \n",st[i].id,st[i].name,st[i].sum);
+				int j;
+				printf("Ê®¸öÆÀί³É¼¨:\n");
+				for(j=0;j<10;j++)
+				{
+					printf("[%d]%.2f ",j+1,st[i].score[j]);
+				}
+				printf("\n");
+			
+	            while(1)
+	            {
+	                int k;
+	                printf("\n\t\tÇëÊäÈëÒªÐ޸ĵڼ¸Î»ÆÀίµÄÆÀ·Ö:") ;
+		            scanf("%d",&k);
+		            printf("\t\tÇëÊäÈëҪгɼ¨:");
+					scanf("%lf",&st[i].score[k-1]);
+					printf("\t\tÊ®¸öÆÀί³É¼¨:\n");
+					for(j=0;j<10;j++)
+					{
+						printf("[%d]%.2f ",j+1,st[i].score[j]);
+					}
+					printf("\n");
+					printf("\t\tÐ޸ijɹ¦£¡\n"); 
+					printf("\t\tÊÇ·ñ¼ÌÐøÐ޸ĴËÈ˳ɼ¨ (y/n) : "); 
+					int flag;
+					scanf("%d",&flag);
+					if(flag==0)
+					break;
+					//printf("gg");
+				}
+			//	printf("kk");
+	        	double mi=0xffffff,ma=0;
+				for( j=0;j<10;j++)
+				{
+				
+					if(mi>st[snum].score[j])
+					{
+						mi=st[snum].score[j];
+					}
+					if(ma<st[snum].score[j])
+					{
+						ma=st[snum].score[j];
+					}
+					st[snum].sum+=st[snum].score[j];
+				}
+				st[snum].sum=st[snum].sum-mi-ma;
+				st[snum].sum/=8;
+			break;
+			}
+		}
+	
+	save();
+	return 0;
+}
diff --git a/高瑞波.c b/高瑞波.c
new file mode 100644
index 0000000..bf1e366
--- /dev/null
+++ b/高瑞波.c
@@ -0,0 +1,290 @@
+#include<stdio.h>   //±àÒëÔ¤´¦ÀíÃüÁî
+#include<stdlib.h>   //¶¨ÒåÔÓÏÊý¼°ÄÚ´æ·ÖÅ亯Êý
+#include<string.h>    //×Ö·û´®´¦Àí
+#include <time.h> //Óõ½ÁËtimeº¯Êý 
+int main()
+{
+	int num=0;
+	while(1)
+	{
+		system("cls");
+		load(); 
+		printf("|----¸è³ª±ÈÈü¹ÜÀíϵͳ----\n");
+		printf("\n ----------------------\n");
+	   	printf("| [1] ²ÎÈü¸èÊÖÐÅϢ¼Èë  |\n");
+	   	printf("| [2] ²ÎÈü¸èÊÖÐÅÏ¢ÏÔʾ  |\n");
+	   	printf("| [3] ²éѯ²ÎÈü¸èÊÖÐÅÏ¢  |\n");
+	   	printf("| [4] ÐÞ¸ÄÆÀί´ò·Ö      |\n");
+	   	printf("| [5] ²éѯ³ö³¡´ÎÐò      |\n");
+	   	printf("| [6] ±ÈÈü½á¹ûÅÅÐò      |\n");
+	   	printf("| [7] Í˳öϵͳ          |\n");
+	   	printf(" ----------------------\n");
+	   	printf("ÇëÑ¡ÔñÒª½øÐеIJÙ×÷:");
+		scanf("%d",&num);
+		switch(num)//²Ëµ¥ 
+		{
+			case 1 : info_sign();break;//¼Èë 
+			case 2 : info_show();break;//ÏÔʾ 
+			case 3 : info_find();break;//²éÕÒ 
+			case 4 : grade_modify();break;//ÐÞ¸Ä 
+			case 5 : find_order();break;
+			case 6 : result_sort();break;
+			case 7 : exit(0);
+		}
+	}
+}
+struct node{
+	int id;//񅧏 
+	char name[20];//ÐÕÃû 
+	double score[11];//³É¼¨ 
+	double sum;//ƽ¾ù·Ö 
+	
+}st[100],s;
+int snum=0;
+int load()       /********************************************¼ÓÔØÎļþÊý¾Ýµ½ÄÚ´æ *************************************/ 
+{
+	snum=0;
+	FILE *fp;  //ÉùÃ÷ÎļþÖ¸Õë 
+	fp=fopen("info.txt","r");  //ÒÔ¶ÁµÄ·½Ê½´ò¿ªÎļþ 
+	if(fp==NULL) 
+	{
+		printf("Êý¾ÝÎļþ¼ÓÔØʧ°Ü£¬ÒÉËÆinfo.datÎļþ¶ªÊ§£¬»òÕßδµ¼ÈëÊý¾Ý\n");
+	}
+	else{
+		while(!feof(fp)){//±éÀú ÎļþÊý¾Ý 
+			fread(&st[snum++],sizeof(struct node),1,fp);  //snumÊDzÎÈüÑ¡ÊÖµÄÊýÁ¿£¬Ã¿¶ÁÈ¡Ò»ÌõÊý¾Ý¼ÓÒ»´Î¡£
+		}
+	}
+     if(snum>0)
+     snum--;
+     else snum=0;
+	fclose(fp); 
+	printf("Êý¾ÝÌõÊý£º%d\n",snum);
+	return 0;
+}
+int save()     /**********************************½«ÄÚ´æÊý¾ÝдÈëÎļþ******************************************/ 
+{
+	FILE *fp;
+	int i,t=0;
+	fp=fopen("info.txt","w");//ÒÔдµÄ·½Ê½´ò¿ª²ÎÈüÑ¡ÊÖÐÅÏ¢Îļþ 
+		for(i=0;i<snum;i++){
+		       fwrite(&st[i],sizeof(struct node),1,fp);
+		 		//ÒÀ´Î½«Êý¾Ý¶ÁÈëst½á¹¹Ìå 
+		}
+	fclose(fp); 
+	printf("±£´æ³É¹¦!\n");
+	
+	//printf("%d\n",snum);//Êä³ö±£´æºóµÄ²ÎÈüÑ¡ÊÖÊýÄ¿£¬ºÍ¿Î³ÌÊýÄ¿ 
+	return 0;
+}
+int info_sign()   /*************************Ìí¼Ó²ÎÈüÑ¡ÊÖÐÅÏ¢ *********************/ 
+{
+	printf("Êý¾ÝÌõÊý£º%d\n",snum); 
+	int i;
+	printf("񅧏:");
+	scanf("%d",&st[snum].id);
+	printf("ÐÕÃû:");
+	scanf("%s",st[snum].name);
+	printf("ÒÀ´ÎÊäÈëʮλÆÀί³É¼¨:\n");
+	st[snum].sum=0;
+	double mi=0xffffff,ma=0;
+	for( i=0;i<10;i++)
+	{
+		scanf("%lf",&st[snum].score[i]);
+		if(mi>st[snum].score[i])
+		{
+			mi=st[snum].score[i];
+		}
+		if(ma<st[snum].score[i])
+		{
+			ma=st[snum].score[i];
+		}
+		st[snum].sum+=st[snum].score[i];
+	}
+	st[snum].sum=st[snum].sum-mi-ma;
+	st[snum].sum/=8;//Çóƽ¾ù·Ö 
+	snum++;
+	save();//ÓÉÓڽṹÌåÀïµÄÊý¾ÝÓÐеÄÌí¼Ó £¬ËùÓÐÕâÀïµ÷ÓÃһϱ£´æº¯Êý 
+	getchar();getchar();
+}
+int info_show()  //´òÓ¡ËùÓÐÐÅÏ¢ 
+{	int i;
+	for(i=0;i<snum;i++)
+	{
+		printf("\n---------------------------------------------------------------------------------------------\n");
+		printf("| ±àºÅ:%04d  |  ÐÕÃû:%s   |    ƽ¾ù·Ö%.2f   |\n",st[i].id,st[i].name,st[i].sum);
+		int j;
+		printf("|ʮλÆÀί³É¼¨£º");
+		for(j=0;j<10;j++)
+		{
+			printf("[%d]%4.2f ",j+1,st[i].score[j]);
+		}
+		printf("\n---------------------------------------------------------------------------------------------\n");
+	}
+	getchar();
+	getchar();
+	return 0;
+}
+int info_find()  //¼ìË÷ÐÅÏ¢ 
+{
+	int i;
+	printf("ÇëÊäÈë²ÎÈü±àºÅ\n");
+		int k;
+		scanf("%d",&k);
+		for(i=0;i<snum;i++)//±éÀú½á¹¹ÌåÊý×écourse[]²éÕÒ¶ÔÓ¦µÄ ¿Î³Ìid 
+		{
+			if(st[i].id==k)//ÕÒµ½ºóÊä³ö 
+			{
+				printf(" ±àºÅ:%04d   ÐÕÃû:%s  :ƽ¾ù·Ö%.2f   \n",st[i].id,st[i].name,st[i].sum);
+				int j;
+				printf("Ê®¸öÆÀί³É¼¨:\n");
+				for(j=0;j<10;j++)
+				{
+					printf("[%d]%.2f ",j+1,st[i].score[j]);
+				}
+				printf("\n");
+				break;
+			}
+		}
+	getchar();getchar();
+	return 0;
+}
+int grade_modify()
+{
+	int id,i;
+	printf("ÇëÊäÈë²ÎÈü±àºÅ£º");
+
+		scanf("%d",&id);
+		for(i=0;i<snum;i++)//±éÀú½á¹¹ÌåÊý×écourse[]²éÕÒ¶ÔÓ¦µÄ ¿Î³Ìid 
+		{
+			if(st[i].id==id)//ÕÒµ½ºóÊä³ö 
+			{
+				printf(" ±àºÅ:%04d   ÐÕÃû:%s  :ƽ¾ù·Ö%.2f   \n",st[i].id,st[i].name,st[i].sum);
+				int j;
+				printf("Ê®¸öÆÀί³É¼¨:\n");
+				for(j=0;j<10;j++)
+				{
+					printf("[%d]%.2f ",j+1,st[i].score[j]);
+				}
+				printf("\n");
+			
+	            while(1)
+	            {
+	                int k;
+	                printf("\n\t\tÇëÊäÈëÒªÐ޸ĵڼ¸Î»ÆÀίµÄÆÀ·Ö:") ;
+		            scanf("%d",&k);
+		            printf("\t\tÇëÊäÈëҪгɼ¨:");
+					scanf("%lf",&st[i].score[k-1]);
+					printf("\t\tÊ®¸öÆÀί³É¼¨:\n");
+					for(j=0;j<10;j++)
+					{
+						printf("[%d]%.2f ",j+1,st[i].score[j]);
+					}
+					printf("\n");
+					printf("\t\tÐ޸ijɹ¦£¡\n"); 
+					printf("\t\tÊÇ·ñ¼ÌÐøÐ޸ĴËÈ˳ɼ¨ (y/n) : "); 
+					int flag;
+					scanf("%d",&flag);
+					if(flag==0)
+					break;
+					//printf("gg");
+				}
+			//	printf("kk");
+	        	double mi=0xffffff,ma=0;
+				for( j=0;j<10;j++)
+				{
+				
+					if(mi>st[snum].score[j])
+					{
+						mi=st[snum].score[j];
+					}
+					if(ma<st[snum].score[j])
+					{
+						ma=st[snum].score[j];
+					}
+					st[snum].sum+=st[snum].score[j];
+				}
+				st[snum].sum=st[snum].sum-mi-ma;
+				st[snum].sum/=8;
+			break;
+			}
+		}
+	
+	save();
+	return 0;
+}
+int find_order()
+{
+	int v[105]={0}; 
+	int i,number;
+	srand((unsigned) time(NULL)); //ÓÃʱ¼ä×öÖÖ£¬Ã¿´Î²úÉúËæ»úÊý²»Ò»Ñù
+	for(i=0; i<snum; i++)
+	{
+    	number = rand() % 100+1; //²úÉú0-100µÄËæ»úÊý
+    //	printf("%d ", number);
+    	if(v[i]==0)
+    	{
+    		v[number]=i+1;
+		}
+		else {
+			i--;
+		}
+	} 
+	printf("Ëæ»ú³ö³¡´ÎÐòÊÇ£º\n");
+	printf("__________________\n");
+	printf("\n´ÎÐò | ±àºÅ | ÐÕÃû\n\n");
+	int k=1;
+	for(i=0;i<101;i++)
+	{
+		if(v[i]!=0)
+		{
+			printf("[%02d] | %04d | %s  \n",k,st[v[i]-1].id,st[v[i]-1].name);
+			k++;
+		}
+	}
+	getchar();getchar();
+	return 0;
+}
+    result_sort()  /**********************ÅÅÐòÄ£¿é*********************************/ 
+{
+	printf("ðÅÝÅÅÐò\n");/****************Á½ÖÖÑ¡Ôñ************/ 
+	printf("Ñ¡ÔñÅÅÐò·½Ê½£º");
+	int k,i,j;
+	scanf("%d",&k);
+	if(k==1)
+	{
+	   for(i=0;i<snum-1;i++)               //ðÅÝÅÅÐò 
+		 {
+		 	for(j=0;j<snum-1-i;j++)
+		 	{
+		 		if(st[j].sum<st[j+1].sum)  //sΪÁãʱ½á¹¹Ìå±äÁ¿£» 
+		 		{
+		 			s=st[j];
+		 			st[j]=st[j+1];
+		 			st[j+1]=s;
+				 }
+			 }
+		 }	
+	}
+	else{
+	 for(i=1;i<snum;i++)
+	    {
+	        s = st[i];                //½«Òª±È½ÏµÄÖµÏÈç·´æÆðÀ´Áô³öÒ»¸ö¿Õ룬·½±ãÒƶ¯
+	        j = i - 1;
+	        while(j>=0 && st[j].sum<s.sum)    //±È½ÏÖ±µ½³öÏÖ±Ès.sum´óµÄÖµ£¬»òÏòÇ°ÕÒµ½Í·
+	        {
+	            st[j+1] = st[j];            //½«Ç°ÃæµÄÖµÍùºóÒÆ
+	            j--;
+	        }
+	        st[j+1] = s;                 //²åÔÚst[j]µÄºóÃæ
+	    }
+	}
+	 for(i=0;i<snum;i++)
+		 {
+	 		printf("\n---------------------------------------------|\n");
+			printf("| ±àºÅ:%04d  |  ÐÕÃû:%s   |    ƽ¾ù·Ö%.2f   \n",st[i].id,st[i].name,st[i].sum);
+		 }
+	getchar();
+	getchar();
+}
+