Java写的一个日历,不知道错在哪里,就是日期老是错
importjava.util.Scanner;publicclassA4_27_2{/***@paramargs*/publicstaticvoidmain(Strin...
import java.util.Scanner;
public class A4_27_2 {
/**
* @param args
*/
public static void main(String[] args) {
Scanner in=new Scanner(System.in);
System.out.println("请输入年份:");
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(i%4==0&&i%100!=0||i%400==0)
{
sum+=366;
}
else{
sum+=365;
}
}
for(int i=1;i<month;i++){
if (i==2)
if(year%4==0&&year%100!=0||year%400==0){
sum+=29;
}else{
sum+=28;
}
if(i==4||i==6||i==9||i==11){
sum+=30;
}else{
sum+=31;
}
}
int days;
if (month==2){
if(year%4==0&&year%100!=0||year%400==0){
days=29;
}else{
days=28;
}
}
if(month==4||month==6||month==9||month==11){
days=30;
}else{
days=31;
}
sum+=1;
int week=sum%7;
System.out.println("日\t一\t二\t三\t四\t五\t六");
for(int i=1;i<=week;i++){
System.out.print("\t");
}
for(int i=1;i<=days;i++){
if(sum%7==6){
System.out.print(i+"\n");
}else{
System.out.print(i+"\t");
}
sum++;
}
}
// TODO Auto-generated method stub
} 展开
public class A4_27_2 {
/**
* @param args
*/
public static void main(String[] args) {
Scanner in=new Scanner(System.in);
System.out.println("请输入年份:");
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(i%4==0&&i%100!=0||i%400==0)
{
sum+=366;
}
else{
sum+=365;
}
}
for(int i=1;i<month;i++){
if (i==2)
if(year%4==0&&year%100!=0||year%400==0){
sum+=29;
}else{
sum+=28;
}
if(i==4||i==6||i==9||i==11){
sum+=30;
}else{
sum+=31;
}
}
int days;
if (month==2){
if(year%4==0&&year%100!=0||year%400==0){
days=29;
}else{
days=28;
}
}
if(month==4||month==6||month==9||month==11){
days=30;
}else{
days=31;
}
sum+=1;
int week=sum%7;
System.out.println("日\t一\t二\t三\t四\t五\t六");
for(int i=1;i<=week;i++){
System.out.print("\t");
}
for(int i=1;i<=days;i++){
if(sum%7==6){
System.out.print(i+"\n");
}else{
System.out.print(i+"\t");
}
sum++;
}
}
// TODO Auto-generated method stub
} 展开
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