diff --git a/课设.cpp b/课设.cpp
index 5fec917..dd7b0be 100644
--- a/课设.cpp
+++ b/课设.cpp
@@ -7,7 +7,6 @@
 #define N 7
 void read();
 void save();
-
 int size=3;
 struct student
 {
@@ -16,8 +15,7 @@ struct student
 	int scorem,scoreq,scoreg,scorey;
 	char ximing[20];
 }stu[N],temp;
-
-void input()      //ÊäÈëԭʼÊý¾Ý//
+void input()      
 {
 	system("cls");
 	printf("\t************ÊäÈë½çÃæ************\n");
@@ -28,7 +26,7 @@ void input()      //
 	for(int i=0;i<size;i++)
 		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);
 }
-void find()    //²éÕÒº¯Êý//
+void find()    
 {
 	system("cls");
 	printf("\t************²éÕÒ½çÃæ************\n");
@@ -60,7 +58,7 @@ void find()    //
 		}
 	}
 }
-void paixu()   //ÅÅÐòº¯Êý//
+void paixu()   
 {	
 	system("cls");
 	printf("\t************ÅÅÐò½çÃæ************\n");	
@@ -81,7 +79,7 @@ void paixu()   //
 	for(int i=0;i<size;i++)
 		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);
 }
-void xiugai() //Ð޸ĺ¯Êý//
+void xiugai()
 {
 	system("cls");
 	printf("\t************Ð޸ĽçÃæ************\n");
@@ -90,8 +88,6 @@ void xiugai() //
 	int scorem,scoreq,scoreg,scorey,i;
 	char ximing[20];
 	printf("ԭʼÊý¾Ý:\n");
-	/*for(int i=0;i<size;i++)
-		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);*/
 	read();
 	printf("ÊäÈëÄãÒªÐÞ¸ÄÔ˶¯Ô±µÄÐÕÃû:");
 	scanf("%s",ch2);
@@ -161,15 +157,13 @@ void xiugai() //
 	}
 	save();
 }
-void defen()	//µÃ·Öº¯Êý
+void defen()	
 {
 	system("cls");
 	printf("\t************µÃ·Ö½çÃæ************\n");
 	int x,y,z,w,o,p,q,i;
 	char ch1[20]="jisuanji",ch2[20]="tumu",ch3[20]="yejin";
 	printf("ԭʼÊý¾Ý:\n");
-	/*for(int i=0;i<size;i++)
-		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);*/
 	read();
 	printf("¸÷ϵµÄµÃ·Ö×Ü·ÖÅÅÐò:\n");
 	for(i=0;i<size;i++)
@@ -194,7 +188,6 @@ void defen()	//
 		else if(stu[i].scorey==3) w=1;
 		else w=0;
 	}
-	
 	for(i=0;i<size;i++)
 	{
 		if(strcmp(stu[i].ximing,ch1)==0)
@@ -214,15 +207,14 @@ void defen()	//
 		}
 	}
 }
-void shancchu()//ɾ³ýº¯Êý//
+void shanchu()
 {
 	system("cls");
 	printf("\t************ɾ³ý½çÃæ************\n");
 	char ch1[20];
 	printf("ԭʼÊý¾Ý:\n");
 	int i;
-	/*for(int i=0;i<size;i++)
-		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);*/
+	
 	read();
 	printf("ÊäÈëÄãҪɾ³ýµÄÔ˶¯Ô±µÄÐÕÃû:\n");
 	scanf("%s",&ch1);
@@ -242,7 +234,7 @@ void shancchu()//ɾ
 	}size--;
 	save();
 }	
-void charu()	//²åÈ뺯Êý
+void charu()	
 {
 	system("cls");
 	int a;
@@ -269,7 +261,7 @@ void charu()	//
 		for(int i=0;i<size+1;i++)
 			for(int j=i+1;j<size+1;j++)
 				if(stu[i].scorem<stu[j].scorem)
-				{
+ 				{
 					temp=stu[i];
 					stu[i]=stu[j];
 					stu[j]=temp;
@@ -281,22 +273,20 @@ void charu()	//
 		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);
 	save();
 }
-void save()											//±£´æÊý¾Ýµ½Îļþº¯Êý
+void save()										
 {
 	FILE *fp;										//¶¨ÒåÖ¸ÏòÎļþµÄÖ¸Õë
-	//char outfile[20]; 
-	//printf("Êä³öÎļþÀýÈç:c:\\score Enter outfile name,for example c:\\score\n"); 
-	//scanf("%s",outfile); 
+
 	if((fp=fopen("e:\\xiao.txt","w"))==NULL)				//ΪÊä³ö´ò¿ªÒ»¸ö¶þ½øÖÆÎļþ,Ϊֻд·½Ê½
 	{ 
 		printf("´ò²»¿ªÎļþCannot open the file\n"); 
 		return;										//Èô´ò²»¿ªÔò·µ»Ø²Ëµ¥ 
 	} 
 	printf("\n±£´æÖÐ...Saving the file......\n"); 
-	//fprintf(fp,"Ô˶¯Ô±ºÅÂë,ÐÕÃû,100³É¼¨,ǦÇò³É¼¨,Ìø¸ß³É¼¨,ÌøÔ¶³É¼¨,ϵÃû:\n");
+
 	for(int i=0;i<size;i++)
 		fprintf(fp,"%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);
-	fclose(fp);										//¹Ø±ÕÎļþ
+	fclose(fp);								
 	printf("±£´æ³É¹¦....Save the file successfully!\n"); 
 } 
 void read()
@@ -314,13 +304,8 @@ void read()
 		fscanf(fp,"%s\t%s\t%d\t%d\t%d\t%d\t%s\n",&stu[i].num,&stu[i].name,&stu[i].scorem,&stu[i].scoreq,&stu[i].scoreg,&stu[i].scorey,&stu[i].ximing);
 		printf("%s\t%s\t%d\t%d\t%d\t%d\t%s\n",stu[i].num,stu[i].name,stu[i].scorem,stu[i].scoreq,stu[i].scoreg,stu[i].scorey,stu[i].ximing);
 	}
-	fclose(fp);										//¹Ø±ÕÎļþ
-
+	fclose(fp);									
 }
-
-
-
-
 void menu()
 {
 	int ch1;
@@ -329,9 +314,8 @@ void menu()
 	time_t t;
 	t=time(NULL);
 	pt=localtime(&t); /*¶ÁȡϵͳÈÕÆÚ²¢°ÑËü·Åµ½½á¹¹ÌåÖÐ*/
-	
 	do{	
-		printf("\t\tµ±Ç°ÏµÍ³ÈÕÆÚ:%d-%d-%d\n",pt->tm_year+1900,pt->tm_mon+1,pt->tm_mday); /*ÏÔʾµ±Ç°ÏµÍ³ÈÕÆÚ*/
+		printf("\t\tµ±Ç°ÏµÍ³ÈÕÆÚ:%d-%d-%d\n",pt->tm_year+1900,pt->tm_mon+1,pt->tm_mday); 
 		printf("======================²Ëµ¥=====================\n");
 		printf("	1.ÊäÈë			2.²éÕÒ		\n");
 		printf("	3.ÅÅÐò			4.ÐÞ¸Ä		\n");
@@ -339,8 +323,7 @@ void menu()
 		printf("	7.²åÈë			8.±£´æ		\n");
 		printf("	9.ÏÔʾ			0.Í˳ö\n");
 		printf("===============================================\n");
-		printf("ÇëÑ¡Ôñ¹¦ÄÜ<1-8>:[ ]\b\b");
-		//getchar();
+		printf("ÇëÑ¡Ôñ¹¦ÄÜ<0-9>:[ ]\b\b");
 		scanf("%d",&ch1);
 	  switch(ch1)
 	  {
@@ -360,7 +343,7 @@ void menu()
 			defen();
 			break;
 		case 6:
-			shancchu();
+			shanchu();
 			break;
 		case 7:
 			charu();
@@ -381,12 +364,11 @@ void menu()
 		printf("ÏëÒª¼ÌÐø²Ù×÷Çë°´y\n");
 		getchar();
 		scanf("%2c",&ch2);
-	}while(ch2=='y');		//Ìõ¼þÅжÏ
+	}while(ch2=='y');		
 }
-
 int main(void) 
 {
-	system("color 3f");
+	system("color f");
 	//Logon();
 	menu();
 }
diff --git a/课设.exe b/课设.exe
index 860b3ad..54ae6b3 100644
Binary files a/课设.exe and b/课设.exe differ