diff --git a/年历2.c b/年历2.c
new file mode 100644
index 0000000..28222a2
--- /dev/null
+++ b/年历2.c
@@ -0,0 +1,271 @@
+#include<stdio.h>
+#include<time.h>
+void menu();
+void year_calendar();
+void year_month_calendar();
+void year_month_day_calendar();
+int main()
+{
+int choice;
+menu();
+printf("ÇëÑ¡ÔñÄãÒªµÄÈÕÀú·þÎñÐòºÅ£º");
+scanf("%d",&choice);
+switch(choice)
+{
+case 1:year_calendar();break;
+case 2:year_month_calendar();break;
+case 3:year_month_day_calendar();break;
+}
+getchar();getchar();getchar();getchar();
+return 0;
+}
+
+
+void menu()
+{
+printf("-----------------------------------------------------------------\n");
+printf("                         »¶Ó­À´µ½ÈÕÀú²éѯϵͳ                    \n");
+printf("                           1:²éѯijÄêÈÕÀú                        \n");
+printf("                           2:²éѯijÄêijÔµÄÈÕÀú                  \n");
+printf("                           3:²éѯijÄêÔÂÈÕµÄÈÕÀúÐÅÏ¢              \n");
+printf("-----------------------------------------------------------------\n");
+}
+
+
+void year_calendar()
+{
+int year,day,i,j,k,n,m,q,month_one_weekday[13];//day--µ½½ñÄêÒ»ÔÂÒ»ÈÕÇ°¹²¶àÉÙÌ죻 month_one_weekday[13]--ÿ¸öÔÂ1ºÅÊÇÐÇÆÚ¼¸£»
+int month_day[13]; //month_day[13]---²éѯµ±ÄêÿÔ¹²¼Æ¶àÉÙÌì¡£
+printf("ÇëÊäÈëÄãÒª²éѯÈÕÀúµÄÄê·Ý£º");
+scanf("%d",&year);
+day=0;
+for(i=1;i<=year-1;i++)
+{
+if( year%400==0 || (year%4==0&&year%100!=0) )
+n=366;
+else n=365;
+day=day+n;
+}
+month_day[0]=0;
+for(i=1;i<=12;i++)
+{
+switch(i)
+{
+case 1:case 3:case 5:case 7:
+case 8:case 10:case 12: month_day[i]=31;break;
+case 4:case 6:case 9:case 11: month_day[i]=30;break;	
+case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
+month_day[i]=29;
+else month_day[i]=28;
+break;	
+}
+day=day+month_day[i-1];
+if((day+1)%7==0) 
+month_one_weekday[i]=7;
+else month_one_weekday[i]=(day+1)%7;//month_one_weekday[i]:µÚi¸öÔµĵÚÒ»ÌìÊÇÐÇÆÚ¼¸
+
+
+}
+for(i=1;i<=12;i++)//ÿѭ»·Ò»´ÎÊä³öÒ»¸öÔµÄÈÕÀú
+{
+printf("\n\n");
+printf("\n%2iÔÂ\n\tSun\tMon\tTue\tWed\tThur\tFri\tSat\n",i);
+for(j=1,m=0;j<=month_day[i];j++)//j:ÿ¸öÔµÄÿһÌ죻 ?m£ºÒѾ­Êä³öµÄÌìÊý
+{
+
+
+if(j==1)
+{
+
+q=month_one_weekday[i]-1;
+for(k=1;k<=q;k++)
+printf("\t");
+printf("\t%d\t",j);m=q+1;
+}
+else { printf("%d\t",j);m++;}
+if(m%7==0)
+printf("\n\t ");
+}
+
+}
+
+
+
+}
+
+
+void year_month_calendar()
+{
+int year,month,day=0;
+int i,j,k,n,m,q;
+int month_day[13],month_one_weekday[13];
+printf("\nÇëÊäÈëÒª²éѯÈÕÀúµÄÄêÔ£º");
+scanf("%d%d",&year,&month);
+day=0;
+for(i=1;i<=year-1;i++)
+{
+if( year%400==0 || (year%4==0&&year%100!=0) )
+n=366;
+else n=365;
+day=day+n;
+}
+month_day[0]=0;
+for(i=1;i<=12;i++)
+{
+switch(i)
+{
+case 1:case 3:case 5:case 7:
+case 8:case 10:case 12: month_day[i]=31;break;
+case 4:case 6:case 9:case 11: month_day[i]=30;break;	
+case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
+month_day[i]=29;
+else month_day[i]=28;
+break;	
+}
+day=day+month_day[i-1];
+if((day+1)%7==0) month_one_weekday[i]=7;
+else month_one_weekday[i]=(day+1)%7;//month_one_weekday[i]:µÚi¸öÔµĵÚÒ»ÌìÊÇÐÇÆÚ¼¸
+}
+printf("%dÄêµÄµÚ%dÔÂÈÕÀúÊÇ:\n",year,month);
+printf("Òª²éѯµÄµ±Ô¹²¼Æ¶àÉÙÌ죺%d\n",month_day[month]);
+printf("\n%2iSun\tMon\tTue\tWed\tThur\tFri\tSat\n",month);
+for(j=1,m=0;j<=month_day[month];j++)//j:ÿ¸öÔµÄÿһÌ죻 ?m£ºÒѾ­Êä³öµÄÌìÊý
+{
+if(j==1)
+{
+
+q=month_one_weekday[month]-1;
+for(k=1;k<=q;k++)
+printf("\t");
+printf("\t%d\t",j);m=q+1;
+}
+else { printf("%d\t",j);m++;}
+if(m%7==0)
+printf("\n\t");
+}
+}
+
+
+
+
+void year_month_day_calendar() 
+{
+int year,month,dayy,day,day1,day2,weekday,flag,n1,n2,n,i;//n--¾àÀë½ñÌ컹ÓжàÉÙÌ죬dayy--ÊäÈëµÄday
+int month_day[13];
+struct tm *local;
+time_t t;
+printf("\nÇëÊäÈë²éѯµÄÄêÔÂÈÕ£º");
+scanf("%d%d%d",&year,&month,&dayy);
+printf("ÊäÈëµÄÈÕÆÚÊÇ£º%dÄê%dÔÂ%dÈÕ£¡",year,month,dayy);
+if((month==1&&dayy==1) || (month==5&&dayy==1) || (month==10&&dayy==1))
+printf("ÊäÈëÈÕÆÚÊÇ·¨¶¨¼ÙÈÕ£¡\n");
+else printf("ÊäÈëÈÕÆÚ²»ÊÇ·¨¶¨¼ÙÈÕ£¡\n");
+
+
+day=0;
+for(i=1;i<=year-1;i++)
+{
+if( year%400==0 || (year%4==0&&year%100!=0) )
+n=366;
+else n=365;
+day=day+n;
+}
+day1=day;
+month_day[0]=0;
+for(i=1;i<=12;i++)
+{
+switch(i)
+{
+case 1:case 3:case 5:case 7:
+case 8:case 10:case 12: month_day[i]=31;break;
+case 4:case 6:case 9:case 11: month_day[i]=30;break;	
+case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
+month_day[i]=29;
+else month_day[i]=28;
+break;	
+}
+}
+for(i=1,n1=0;i<=month-1;i++)
+day1=day1+month_day[i];
+day1=day1+dayy;
+n1=day1; //n1--¹«Ôª1Äê1ÔÂ1ÈÕ£¬µ½ÊäÈëÈÕÆÚµÄÌìÊý£»
+
+
+t=time(NULL);
+local=localtime(&t);
+year=local->tm_year+1900;
+month=local->tm_mon+1;
+dayy=local->tm_mday;
+printf("\n½ñÌìµÄÈÕÆÚÊÇ£º%dÄê%dÔÂ%dÈÕ¡£\n",year,month,dayy);
+
+
+day2=day;
+for(i=1;i<=12;i++)
+{
+switch(i)
+{
+case 1:case 3:case 5:case 7:
+case 8:case 10:case 12:  month_day[i]=31;break;
+case 4:case 6:case 9:case 11: month_day[i]=30;break;	
+case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
+month_day[i]=29;
+else month_day[i]=28;
+break;	
+}
+}
+for(i=1,n2=0;i<=month-1;i++)
+day2=day2+month_day[i];
+day2=day2+dayy;
+n2=day2; //n2--¹«Ôª1Äê1ÔÂ1ÈÕ£¬µ½µ±Ç°ÈÕÆÚµÄÌìÊý£»
+
+if(n2>n1)
+printf("ÊäÈëÈÕÆÚ¾àÀ뵱ǰϵͳÈÕÆÚ»¹ÓÐ%dÌ죡\n",n2-n1);
+else
+printf("ÊäÈëÈÕÆÚ¾àÀ뵱ǰϵͳÈÕÆÚ»¹ÓÐ%dÌ죡\n",n1-n2);
+if((month==1&&dayy==1) || (month==5&&dayy==1) || (month==10&&dayy==1))
+printf("µ±Ç°ÈÕÆÚÊÇ·¨¶¨¼ÙÈÕ£¡\n");
+else printf("µ±Ç°ÈÕÆÚ²»ÊÇ·¨¶¨¼ÙÈÕ£¡\n");
+int week;
+week=n1%7-1;
+switch(week)
+	{
+		case 0:
+			{
+			printf("ÐÇÆÚÈÕ"); 
+			break;
+		    }
+		case 1:
+			{
+			printf("ÐÇÆÚÒ»"); 
+			break;
+		    }
+		case 2:
+			{
+			printf("ÐÇÆÚ¶þ"); 
+			break;
+		    }
+		case 3:
+			{
+			printf("ÐÇÆÚÈý");
+			break;
+		    }
+		case 4:
+			{
+			printf("ÐÇÆÚËÄ");
+			break;
+		    }
+		case 5:
+			{
+			printf("ÐÇÆÚÎå");
+			break;
+		    }
+		case 6:
+			{
+			printf("ÐÇÆÚÁù"); 
+			break;
+		    }
+	}
+
+
+}
+
diff --git a/年历2.exe b/年历2.exe
new file mode 100644
index 0000000..a087e30
Binary files /dev/null and b/年历2.exe differ