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}

System.out.println(\¹²ÓÐ\¸öÈýλÊý\} }

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import java.util.*; public class lianxi12 {

public static void main(String[] args) { double x = 0,y = 0;

System.out.print(\ÊäÈëµ±ÔÂÀûÈó£¨Íò£©£º\ Scanner s = new Scanner(System.in); x = s.nextInt();

if(x > 0 && x <= 10) { y = x * 0.1;

} else if(x > 10 && x <= 20) { y = 10 * 0.1 + (x - 10) * 0.075; } else if(x > 20 && x <= 40) {

y = 10 * 0.1 + 10 * 0.075 + (x - 20) * 0.05; } else if(x > 40 && x <= 60) {

y = 10 * 0.1 + 10 * 0.075 + 20 * 0.05 + (x - 40) * 0.03; } else if(x > 60 && x <= 100) {

y = 20 * 0.175 + 20 * 0.05 + 20 * 0.03 + (x - 60) * 0.015; } else if(x > 100) {

y = 20 * 0.175 + 40 * 0.08 + 40 * 0.015 + (x - 100) * 0.01; }

System.out.println(\Ó¦¸ÃÌáÈ¡µÄ½±½ðÊÇ \Íò\} }

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public class lianxi13 {

public static void main(String[] args) { for(int x =1; x<100000; x++) { if(Math.sqrt(x+100) % 1 == 0) { if(Math.sqrt(x+268) % 1 == 0) {

System.out.println(x + \¼Ó100ÊÇÒ»¸öÍêȫƽ·½Êý£¬ÔÙ¼Ó168ÓÖÊÇÒ»¸öÍêȫƽ·½Êý\ }

} } } }

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µ«ÊÇÎÒ¿´µ½´ó²¿·ÖÈ˽âÕâµÀÌâĿʱ¶¼°ÑÌâÖеġ°ÕûÊý¡±Àí½â³ÉÕýÕûÊý£¬ÎÒÒ²¾ÍËæ´óÁ÷ÁË¡£*/ ¡¾³ÌÐò14¡¿

ÌâÄ¿£ºÊäÈëijÄêijÔÂijÈÕ£¬ÅжÏÕâÒ»ÌìÊÇÕâÒ»ÄêµÄµÚ¼¸Ì죿 import java.util.*; public class lianxi14 {

public static void main(String[] args) { int year, month, day; int days = 0; int d = 0; int e;

input fymd = new input(); do { e = 0;

System.out.print(\ÊäÈëÄ꣺\ year =fymd.input();

System.out.print(\ÊäÈëÔ£º\ month = fymd.input();

System.out.print(\ÊäÈëÌ죺\ day = fymd.input();

if (year < 0 || month < 0 || month > 12 || day < 0 || day > 31) { System.out.println(\ÊäÈë´íÎó£¬ÇëÖØÐÂÊäÈ룡\ e=1 ; }

}while( e==1);

for (int i=1; i

case 9: case 11: days = 30; break; case 2:

if ((year % 400 == 0) || (year % 4 == 0 && year % 100 != 0)) { days = 29; } else { days = 28; }

break; }

d += days; }

System.out.println(year + \ÊÇÕâÄêµÄµÚ\Ìì¡£\} }

class input{

public int input() { int value = 0;

Scanner s = new Scanner(System.in); value = s.nextInt(); return value; } }

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ÌâÄ¿£ºÊäÈëÈý¸öÕûÊýx,y,z£¬Çë°ÑÕâÈý¸öÊýÓÉСµ½´óÊä³ö¡£ import java.util.*; public class lianxi15 {

public static void main(String[] args) { input fnc = new input(); int x=0, y=0, z=0;

System.out.print(\ÊäÈëµÚÒ»¸öÊý×Ö£º\ x = fnc.input();

System.out.print(\ÊäÈëµÚ¶þ¸öÊý×Ö£º\ y = fnc.input();

System.out.print(\ÊäÈëµÚÈý¸öÊý×Ö£º\ z = fnc.input(); if(x > y) { int t = x; x = y; y = t; }

if(x > z) {

int t = x; x = z; z = t; }

if(y > z) { int t = y; y = z; z = t; }

System.out.println( \Èý¸öÊý×ÖÓÉСµ½´óÅÅÁÐΪ£º \} }

class input{

public int input() { int value = 0;

Scanner s = new Scanner(System.in); value = s.nextInt(); return value; } }

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ÌâÄ¿£ºÊä³ö9*9¿Ú¾÷¡£ public class lianxi16 {

public static void main(String[] args) { for(int i=1; i<10; i++) { for(int j=1; j<=i; j++) {

System.out.print(j + \\ if(j*i<10){System.out.print(\}

System.out.println(); } } }

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public static void main(String[] args) { int x = 1;

for(int i=2; i<=10; i++) { x = (x+1)*2; }

System.out.println(\ºï×ÓµÚÒ»ÌìÕªÁË \¸öÌÒ×Ó\

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