今天为2015年3月1号,星期天,13个月零6天后是星期几,距离现在多少天(禁用api)
3、假设今日是2015年3月1日,星期日,请算出13个月零6天后是星期几,距离现在多少天(请用代码实现,谢绝调用API方法)
import java.util.Scanner;
//算出星期几
public class Demo4 {
public static String[] week = {"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};
public static int i = 0;
public static int[] monthday1 = {0,31,28,31,30,31,30,31,31,30,31,30,31};
public static int[] monthday2 = {0,31,29,31,30,31,30,31,31,30,31,30,31};
//查看距离当前天数的差值
public static String distance(int year,int month,int day,int newMonth,int newDay) {
int sum = 0; //设定初始距离天数
if (month + newMonth >= 12) {
if (((year + 1) % 4 == 0 && (year + 1) % 100 != 0)||(year + 1) % 400 == 0) {
sum += 366 + newDay;
for(int i = 0;i < newMonth - 12;i++) {
sum += monthday1[month + i];
}
} else {
sum += 365 + newDay;
for(int i = 0;i < newMonth - 12;i++) {
sum += monthday1[month + i];
}
}
}
else {
for(int i = 0;i < newMonth;i++) {
sum += monthday1[month + i];
}
sum += newDay;
}
return week[sum%7];
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("请输入当前年份");
int year = scanner.nextInt();
System.out.println("请输入当前月份");
int month = scanner.nextInt();
System.out.println("请输入当前天数");
int day = scanner.nextInt();
System.out.println("请输入当前是星期几:以数字表示,如:星期天 为 0");
int index = scanner.nextInt();
System.out.println("今天是:" + year + "-" + month + "-" + day + " " +
week[index]);
System.err.println("请输入相隔月份");
int newMonth = scanner.nextInt();
System.out.println("请输入剩余天数");
int newDay = scanner.nextInt();
System.out.println("经过" + newMonth + "月" + newDay + "天后,是" +
distance(year,month,day,newMonth,newDay));
}
}
import java.util.Scanner;
//算出星期几
public class Demo4 {
public static String[] week = {"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};
public static int i = 0;
public static int[] monthday1 = {0,31,28,31,30,31,30,31,31,30,31,30,31};
public static int[] monthday2 = {0,31,29,31,30,31,30,31,31,30,31,30,31};
//查看距离当前天数的差值
public static String distance(int year,int month,int day,int newMonth,int newDay) {
int sum = 0; //设定初始距离天数
if (month + newMonth >= 12) {
if (((year + 1) % 4 == 0 && (year + 1) % 100 != 0)||(year + 1) % 400 == 0) {
sum += 366 + newDay;
for(int i = 0;i < newMonth - 12;i++) {
sum += monthday1[month + i];
}
} else {
sum += 365 + newDay;
for(int i = 0;i < newMonth - 12;i++) {
sum += monthday1[month + i];
}
}
}
else {
for(int i = 0;i < newMonth;i++) {
sum += monthday1[month + i];
}
sum += newDay;
}
return week[sum%7];
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("请输入当前年份");
int year = scanner.nextInt();
System.out.println("请输入当前月份");
int month = scanner.nextInt();
System.out.println("请输入当前天数");
int day = scanner.nextInt();
System.out.println("请输入当前是星期几:以数字表示,如:星期天 为 0");
int index = scanner.nextInt();
System.out.println("今天是:" + year + "-" + month + "-" + day + " " +
week[index]);
System.err.println("请输入相隔月份");
int newMonth = scanner.nextInt();
System.out.println("请输入剩余天数");
int newDay = scanner.nextInt();
System.out.println("经过" + newMonth + "月" + newDay + "天后,是" +
distance(year,month,day,newMonth,newDay));
}
}
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