#include <stdio.h>
int main(){
	int n;
	int m[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
	for(;;){
	printf("1.查询星期\n2.打印日历\n输入需要的序号\n");
	scanf("%d",&n);	
	if(n==1)
	{
		int year,a=0,b,i,j;
		printf("输入年份 月份 日期\n");
		scanf("%d",&year);
		if(year%4==0&&year%100!=0||year%400==0)
		  m[2]=29;	
		scanf("%d",&m[0]);
		scanf("%d",&b);
		if(year==1582&&m[0]==10&&b>4&&b<15)
		   	printf("输入错误\n");
		else if(year<0||m[0]<0||m[0]>12||b<0||b>31){
			printf("输入错误\n");
		}else if(m[2]==28&&b>28||m[2]==29&&b>29)
		printf("输入错误\n");
		else if((m[0]==1||m[0]==3||m[0]==5||m[0]==7||m[0]==8||m[0]==10||m[0]==12)&&b==31)
			printf("输入错误\n");
			else {
		j=b;	
		if(year==1582){
		m[10]-=10;
		if(b>=15)
		b-=10;   	
		}
		if(year>=2000)
		a=((year-1)*365+((year-1)/4)-((year-1)/100)+((year-1)/400)+1)%7;
	    else a=(year/100)/4-2*(year/100)+year%100+(year%100)/4+(13*12/5);
		for(i=1;i<m[0];i++){
			b+=m[i];
		}	
		a+=b-1;
		a=a%7;
	if(a==0)
		a=7;
		if(year==1582){
		if(b>=15)
		b-=10;   	
		}
		printf("%d年%d月%d日是星期%d\n",year,m[0],j,a);
		if(m[2]==29)
		printf("%d年是闰年\n",year);
		else printf("%d年不是闰年\n",year);
		}
	}else 
	if(n==2)
	{
	    int year,a=0,i,j,b,f;
		printf("输入年份\n");
		scanf("%d",&year);
		if(year<0)
		printf("输入错误\n");
		else {
		printf("1.1*12输出\n2.2*6输出\n输入需要的序号\n");
		scanf("%d",&n);
		if(year%4==0&&year%100!=0||year%400==0)
		m[2]=29;
		if(year>=2000)
		a=((year-1)*365+((year-1)/4)-((year-1)/100)+((year-1)/400)+1)%7;
	    else a=((year-1)*365+((year-1)/4)-((year-1)/100)+((year-1)/400)+1)%7;
		if(a==0)
		a=7;
		if(n==1)
		{
		printf("~~~~~~~~~~~~~~~~~~~~~~%.4d~~~~~~~~~~~~~~~~~~~~~~\n\n\n",year);
		for(i=1;i<=12;i++){
		printf("~~~~~~~~~~~~~~~~~~~~~~~%.2d~~~~~~~~~~~~~~~~~~~~~~~\n",i);
		printf("星期一 星期二 星期三 星期四 星期五 星期六 星期日\n");
		for(b=1;b<a;b++)
				printf("       ");
		for(j=1;j<=m[i];j++){
			if(year==1582&&i==10){
				if(j==5)
				j=15;
			}
			printf("  %.2d   ",j);
			a++;
			if(a>7){
			printf("\n");
			a=1;
			}	
		}printf("\n");	
		}
		}else 		
	if(n==2){
			int x1,x2,x3,x4;
		printf("===============================================%.4d===============================================\n\n\n",year);
		for(i=1;i<=12;i+=2){
			x2=1,x3=1;
			printf("~~~~~~~~~~~~~~~~~~~~~~~%.2d~~~~~~~~~~~~~~~~~~~~~~~  ",i);
			printf("~~~~~~~~~~~~~~~~~~~~~~~%.2d~~~~~~~~~~~~~~~~~~~~~~~\n",i+1);
			printf("星期一 星期二 星期三 星期四 星期五 星期六 星期日 ");
			printf("星期一 星期二 星期三 星期四 星期五 星期六 星期日\n");
				for(b=1;b<a;b++)
				printf("       ");
			    f=(a+m[i])%7;
			    if(f==0)
			    f=7;
			    x1=1;
		for(j=1;j<=40;j++){
			if(j<=m[i])
			printf("  %.2d   ",j);
			else if(x3>m[i+1]){
				break;
			}else printf("       ");
			a++;
			if(a>7){
				if(x1==1){
				for(b=1;b<f;b++)
				printf("       ");
				x1=0;
				x2=f,x4=f;
			    }
			for(x2;x2<=38;x2++){
				if(year==1582&&(i+1)==10){
				if(x3==5)
				x3=15;
			    }
			    	if(x3<=m[i+1]){
					printf("  %.2d   ",x3);
					x3++;
				}
				x4++;
				if(x4>7){
				printf("\n");
					
					a=1;
					x2++;
					x4=1;
					break;
				}
			}
			}
		}
		if(year==1582&&(i+1)==10){
				m[10]-=10;
			    }
	a=((year-1)*365+((year-1)/4)-((year-1)/100)+((year-1)/400)+1)%7;
	int x5;
	for(x5=1;x5<=i+1;x5++)
	a+=m[x5];
	a=a%7;
	if(a==0)
	a=7;
		printf("\n");
		}	
		}else{
		printf("输入错误\n");
			return 0;
		    }
		}
	}else printf("输入错误\n");
  }   
}