commit 9c54dc2f103887f96004dbeecbac2796967c299c
Author: 林青艳 <18373302181@139.com>
Date:   Fri Jan 11 11:20:13 2019 +0800

    first commit

diff --git a/11题.c b/11题.c
new file mode 100644
index 0000000..1a033af
--- /dev/null
+++ b/11题.c
@@ -0,0 +1,147 @@
+#include<stdio.h>
+#include<stdlib.h>     //������������ڴ���亯��   eg:exit() 
+#include<string.h>    //�ַ������� 
+#define N 3
+#define M 10
+int add = N - 1;
+int sum[N] = { 0 }, Max[N], Min[N];
+float aver[N] = { 0 };
+struct player      //�ṹ������� 
+{
+	int num;        //��� 
+	char name[8];    //���� 
+	int score[M];    //�÷� 
+};
+
+void Inistplayer(struct player a[], int n)
+{
+	int i;
+	for (i = 0; i < n; i++)
+		scanf("%d %s", &a[i].num, a[i].name);      //¼��ѡ������ 
+}
+void Inputscore(int score[], int n)                //����� 
+{
+	int i;
+	for (i = 0; i < n; i++)
+		scanf("%d",&score[i]);
+}
+void sort(struct player a[], float b[], int n)    //sort==���� 
+{
+	int i, k, j,t;
+	float temp; 					             //temp:��ʱ�ļ��� 
+	//struct player temp1;
+	char str[8];
+	for (i = 0; i < n-1; i++)
+	{
+		k = i;
+		for (j = i + 1; j < n; j++)
+			if (b[k] > b[j])
+				k = j;
+		if (k != i)
+		{
+			temp = b[i];
+			b[i] = b[k];
+			b[k] = temp;
+			strcpy(str, a[i].name);        //strcpy�Ǹ����ַ����ĵĿ⺯�� 
+			strcpy(a[i].name, a[k].name);
+			strcpy(a[k].name, str);
+			t = a[i].num;
+			a[i].num = a[k].num;
+			a[k].num = t;
+		}
+
+	}
+}
+int main()
+{
+	int flag = 1, n, i, m, j;             //flag:�жϱ�־ 
+	FILE *fp;
+	struct player a[20];
+	printf("||=========================================================================||\n");
+	printf("||============================���˵�=======================================||\n");
+	printf("||************************���ֱ�������ϵͳ*********************************||\n");
+	printf("||=========================================================================||\n");
+	printf("||                       1.����ѡ������                                    ||\n");
+	printf("||                       2.�����                                        ||\n");
+	printf("||                       3.�ɼ�����                                        ||\n");
+	printf("||                       4.���ݲ�ѯ                                        ||\n");   
+	printf("||                       5.׷��ѧ������                                    ||\n");
+	printf("||                       6.д�������ļ�                                    ||\n");
+	printf("||                       7.�˳�ϵͳ                                        ||\n");
+	printf("||=========================================================================||\n");
+	printf("||*************************************************************************||\n");
+	printf("||*************************************************************************||\n");
+	while(flag)
+	{
+		printf("��������Խ��еIJ�����");
+		scanf("%d",&n);
+		switch(n)
+		{
+			case 1:	
+				printf("������λѡ�ֵ����� (��� ���� eg:1 XXX)��\n")	;							//����ѡ������ 
+				Inistplayer(a,N);
+				break;
+			case 2: 							//����� 
+				for(i=0;i<N;i++)
+				{
+					printf("%dλѡ�ֵijɼ� (������ʮ�������ո�ֿ� eg��1 2...)��",i+1);
+					Inputscore(a[i].score,M);     //��������� 
+					for(j=0;j<M;j++)
+						printf("%d\t",a[i].score[j]);    //����ѡ�ֵĸ��Ե÷� 
+						printf("\n");
+				}
+				break;
+			case 3:                            //�ɼ����� 
+			 	for(i=0;i<N;i++)
+				{
+					Max[i]=a[i].score[0];
+					Min[i]=a[i].score[0];
+					for(j=0;j<M;j++)
+					{
+						sum[i]+=a[i].score[j];			
+						if(Max[i]<a[i].score[j])
+							Max[i]=a[i].score[j];
+						if(Min[i]>a[i].score[j])
+							Min[i]=a[i].score[j];
+					}
+					aver[i]=(float)(sum[i]-Max[i]-Min[i])/(M-2);         //����ƽ��ֵ 
+
+			 	}
+				sort(a,aver,N);                                    //��a[0]��N������С���󣩣�ƽ��ֵ���� 
+				for(i=0;i<N;i++)
+						printf("%s\t%5.2f\n",a[i].name,aver[i]);
+					break;
+			case 4:													//��ѯ���� 
+				printf("�����ѯ��ѡ�ֵ����ݣ�������ѡ�ֱ�� eg��1����");
+				scanf("%d",&m);                                    //mΪ��ѡ�ֱ�ŵı��� 
+				for(i=0;i<N;i++)
+					if(a[i].num==m)
+					{
+						printf("%d ��ѡ��%s �ܷ�:%d,��߷�%d,��ͷ�%d,ƽ����%5.2f",a[i].num,a[i].name,sum[i],Max[i],Min[i],aver[i]);
+						printf("\n");
+					}
+				break;
+			case 5: 												//׷��ѡ������ 
+				printf("������Ҫ׷�ӵ�ѡ������ (��� ���� eg��1 XXX):");
+				add=add+1;
+				scanf("%d %s",&a[add].num,a[add].name);
+				break;
+			case 6:															//д�������ļ� 
+				printf("������д���ļ���\n\n");
+				fp=fopen("date.txt","w");
+				for(i=0;i<add+2;i++)
+				{
+					fprintf(fp,"%d %s\n",a[i].num,a[i].name);
+				}
+				printf("д��ɹ���\n\n"); 
+				fclose(fp);
+				break;
+			case 7:														//�˳�ϵͳ 
+				exit(0);
+				break;
+			default:flag=0;    										    //������������ 
+		}
+	}
+	return 0;
+}
+
diff --git a/11题.exe b/11题.exe
new file mode 100644
index 0000000..75cbd36
Binary files /dev/null and b/11题.exe differ