finish commit

年历完整.c

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+#include<stdio.h>
+#include<math.h>
+#include<stdlib.h>
+#include<time.h>
+
+//                           每月天数 
+
+int month_day(int year,int month)
+{
+	switch(month)
+        {
+            case 1:
+            case 3:
+            case 5:
+            case 7:
+            case 8:
+            case 10:
+            case 12:
+            return 31;break;
+            
+            case 4:
+            case 6:
+            case 9:
+            case 11:
+            return 30;break; 
+
+            case 2:
+            	if((year%4==0)&&(year%100!=0)||(year%400==0))
+            	{
+            		return 29;
+            		break;
+				}
+				else
+				{
+					return 28;
+					break;
+				}
+		}
+}
+
+
+//                       年历
+                                         
+void year_calendar(int year)
+{
+	int month,days,weekday,sum_day;
+	int i,j;
+    
+		year;
+		printf("请输入要查询的年份：");
+		scanf("%d",&year); 
+	for(i=1;i<year;i++)
+	{
+		if((year%4==0)&&(year%100!=0)||(year%400==0))
+		  sum_day+=366;
+		else
+		  sum_day+=365;	
+	}
+		for(month=1;month<=12;month++)
+		{
+		    printf("\n--------%d/%d--------\n",year,month);
+            printf("SUN\tMON\tTUE\tWED\tTHU\tFRI\tSAT\t\n");
+            i=1;
+            j=1;
+			weekday=sum_day%7;
+			while(i<=weekday)              //开始位置前都是空格 
+			{
+				printf("\t");
+				i++;
+			}
+			while(j<=month_day(year,month))
+			{
+				weekday=sum_day%7;
+				if (weekday==6)
+					printf("%d\n",j);
+					
+				else			
+					printf("%d\t",j);	
+
+				if(j==month_day(year,month))
+				    printf("\n");
+				
+				j++;
+				sum_day++;	
+			}
+		 } 
+}
+
+
+//                        月历 
+
+void month_calendar(int year,int month)
+{
+	int sum_day=0,weekday,i,j,k;
+	printf("请输入要查询的年/月：");
+	scanf("%d/%d",&year,&month); 
+	for(i=1;i<year;i++)
+	{
+		if((year%4==0)&&(year%100!=0)||(year%400==0))
+		  sum_day+=366;
+		else
+		  sum_day+=365;	
+	}
+	for(k=1;k<month;k++)
+	{
+	    sum_day+=month_day(year,month);
+	}
+
+		    printf("\n\t--------%d/%d--------\n",year,month);
+            printf("\tSUN\tMON\tTUE\tWED\tTHU\tFRI\tSAT\t\n");
+            i=1;
+            j=1;
+			weekday=sum_day%7;
+			while(i<=weekday)              //开始位置前都是空格 
+			{
+				printf("\t");
+				i++;
+			}
+			while(j<=month_day(year,month))
+			{
+				weekday=sum_day%7;
+				if (weekday==6)
+					printf("%d\n",j);
+					
+				else			
+					printf("%d\t",j);	
+
+				if(j==month_day(year,month))
+				    printf("\n");
+				
+				j++;
+				sum_day++;	
+			} 
+}
+
+//                                   距今多少天 
+void Time(int year,int month,int day)
+
+{
+    time_t t;//将t声明为时间变量 
+    struct tm *p;//struct tm是一个结构体，声明一个结构体指针
+    time(&t);
+    p=localtime(&t);//获得当前时间 
+    int now_year,now_month,now_day;
+    now_year=1900+p->tm_year;
+    now_month=1+p->tm_mon;
+    now_day=p->tm_mday;
+    printf("当前日期是：%d/%d/%d\n",now_year,now_month,now_day);
+    //输入日期的总天数 
+    int i,k,sum_day;
+    printf("请输入要查询的年/月/日：");
+	scanf("%d/%d/%d",&year,&month,&day); 
+	for(i=1;i<year;i++)
+	{
+		if((year%4==0)&&(year%100!=0)||(year%400==0))
+		  sum_day+=366;
+		else
+		  sum_day+=365;	
+	}
+	for(k=1;k<month;k++)
+	{
+	    sum_day+=month_day(year,month);
+	}
+	sum_day+=day;
+    //当前总日期 
+    int j,sum_nowday;
+    for(j=1;j<now_year;j++)
+	{
+		if((now_year%4==0)&&(now_year%100!=0)||(now_year%400==0))
+		  sum_nowday+=366;
+		else
+		  sum_nowday+=365;	
+	}
+	for(k=1;k<now_month;k++)
+	{
+	    sum_nowday+=month_day(now_year,now_month);
+	}
+	sum_nowday+=now_day;
+	//相减得差值
+
+	if(sum_day>sum_nowday)
+	  printf("\n输入日期与当前日期相差%d天",sum_day-sum_nowday);
+    else
+      printf("\n输入日期与当前日期相差%d天",sum_nowday-sum_day);
+    
+}
+
+//日期查询
+
+void rq(int year,int month,int day)
+{
+	printf("请输入要查询的年/月/日：");
+	int sum_day,i,k,weekday; 
+	scanf("%d/%d/%d",&year,&month,&day); 
+	for(i=1;i<year;i++)
+	{
+		if((year%4==0)&&(year%100!=0)||(year%400==0))
+		  sum_day+=366;
+		else
+		  sum_day+=365;	
+	}
+	for(k=1;k<month;k++)
+	{
+	    sum_day+=month_day(year,month);
+	}
+	sum_day+=day;
+	weekday=sum_day%7;
+	printf("\n");
+	switch(weekday)
+	{
+		case 0:
+			{
+			printf("星期日"); 
+			break;
+		    }
+		case 1:
+			{
+			printf("星期一"); 
+			break;
+		    }
+		case 2:
+			{
+			printf("星期二"); 
+			break;
+		    }
+		case 3:
+			{
+			printf("星期三");
+			break;
+		    }
+		case 4:
+			{
+			printf("星期四");
+			break;
+		    }
+		case 5:
+			{
+			printf("星期五");
+			break;
+		    }
+		case 6:
+			{
+			printf("星期六"); 
+			break;
+		    }
+	}
+	
+	printf("\n\n");
+	if(month==1)
+	{
+		if(day==1)
+		  printf("元旦");
+	}
+	else if(month==2)
+	{
+		if(day==14)
+		  printf("情人节"); 
+	}
+	else if(month==3)
+	{
+		switch(day)
+		{
+			case 8:printf("妇女节");break;
+			case 12:printf("植树节");break;
+		}
+	}
+	else if(month==4)
+	{
+		if(day==1)
+		  printf("愚人节"); 
+	}
+	else if(month==5)
+	{
+		switch(day)
+		{
+			case 1:printf("劳动节");break;
+			case 4:printf("青年节");break;
+		}
+	}
+	else if(month==6)
+	{
+		if(day==1)
+		  printf("儿童节"); 
+	}
+	else if(month==7)
+	{
+		if(day==1)
+		  printf("建党节"); 
+	}
+	else if(month==8)
+	{
+		if(day==1)
+		  printf("建军节"); 		
+	} 
+	else if(month==9)
+	{
+		if(day==10)
+		  printf("教师节");
+	}
+	else if(month==10)
+	{
+		if(day==1)
+		  printf("国庆节"); 
+	}
+	else if(month==11)
+	{
+		;
+	}
+	else
+	{
+		if(day==25)
+		  printf("圣诞节");
+	}
+}
+
+int main(void)
+{
+	printf("\n-------------------选择服务-------------------\n\n");
+	printf("                   1.年历显示\n");
+	printf("                   2.月历显示\n");
+	printf("                   3.距今多少天\n");
+	printf("                   4.日期查询\n");
+	printf("                   5.退出\n");
+	printf("\n-------------------选择服务-------------------\n") ;
+	
+	int n,year,month,day;
+	printf("请选择服务：");
+	scanf("%d",&n);
+	switch(n)
+	{
+		case 1:
+			{
+				year_calendar(year);
+				break;
+			}
+		case 2:
+			{
+				month_calendar(year,month);
+				break;
+			}
+		case 3:
+			{
+				Time(year,month,day);
+				break;
+			}
+		case 4:
+			{
+				rq(year,month,day);
+				break;
+			}
+		case 5:
+			{
+				return 0;
+			}
+	}
+}
+