import java.util.Scanner;
public class day{
public static void main(String[] args){
Scanner in=new Scanner(System.in);
System.out.println("请输入1900年之后的年份:");
int year=in.nextInt();
System.out.println("请输入月份:");
int month=in.nextInt();
int sum=0;
for(int i=1900;i<year;i++){
if(year%4==0&&year%100!=0||year%400==0){
sum+=366;
}
else{
sum+=365;
}
}
for(int j=1;j<month;j++){
if(j==2){
if(year%4==0&&year%100!=0||year%400==0){
sum+=29;}
else{sum+=28;}
}
else{
if(j==4||j==6||j==9||j==11){
sum+=30;
}
else{sum+=31;}
}
}
sum+=1;
int wekday=sum%7;
System.out.println("日\t一\t二\t三\t四\t五\t六");
for(int i=1;i<=wekday;i++){
System.out.print("\t");
}
for(int j=1;j<=31;j++){
if(sum%7==6){
System.out.print(j+"\n");
}
else{ System.out.print(j+"\t");}
sum++;
}
}
}
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