}
str=sc.next();
C=Double.parseDouble(str); F=(9 / 5) * C + 32;
System.out.println(\»ªÊÏζÈΪ£º\+F); }
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public class ¾Å¾Å³Ë·¨±í { public static void main(String[] args) { }
int i,j;
for(i=1;i<10;i++) { }
for(j=1;j<10;j++) {
System.out.print(i + \ + j + \ + i*j + \); }
System.out.println(\);
}
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±àдһ¸ö¸ù¾ÝÉÏÏÂÏÞÇó»ØÎÄÊýµÄ·½·¨£¬ÒªÇóÊä³öÉÏÏÂÏÞ·¶Î§ÄڵĻØÎÄÊý¼°¸öÊý¡£±àд²âÊÔÀà½øÐвâÊÔ¡£ÀýÈç100-200Ö®¼äµÄ»ØÎÄÊýΪ£º 101 111 121 131 141 151 161 171 181 191£¬×ܹ²ÓÐ10¸ö¡£ ~
²Î¿¼³ÌÐòÈçÏ£º import java.util.*;
public class Çó»ØÎÄÊý { private int couti; private int n1,n2; boolean isPalindromic(int n){ int m=0,i=n; while(i>0){ m=m*10+i; i/=10; }
if(m==n){ return true; }else{ return false; } }
void setN1N2(int n1,int n2){ this.n1=n1; this.n2=n2; }
private void changeSort(){ int temp; if(n1>=n2){ temp=n2; n2=n1; n1=temp; } }
int getN(){ changeSort(); for(int i=n1;i<=n2;i++){ if(isPalindromic(i)){ couti++; } } return couti; }
void showNumber(){ changeSort();
System.out.println(n1+\Óë\Ö®¼äµÄ»ØÎÄÊýΪ£º\ for(int i=n1;i<=n2;i++){ if(isPalindromic(i)){ System.out.print(i+\ } } } }
class »ØÎÄÊý²âÊÔÀà{ public static void main(String[] args){ Scanner sc=new Scanner(System.in); int n1=sc.nextInt(); int n2=sc.nextInt(); Çó»ØÎÄÊý p1=new Çó»ØÎÄÊý();
p1.setN1N2(n1, n2); p1.showNumber(); System.out.println(\Óë\Ö®¼äµÄ»ØÎÄÊý¸öÊýΪ£º\ } }
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²Î¿¼³ÌÐòÈçÏ£º import java.io.*;
public class ËØÊý { public static void main(String[] args) throws IOException{ InputStreamReader isr = new InputStreamReader(System.in); BufferedReader br = new BufferedReader(isr); int top, bottom, i, j,m=0; System.out.print(\ÇëÊäÈëÉÏÏÞ£º\ top = Integer.parseInt(br.readLine()); } }
System.out.print(\ÇëÊäÈëÏÂÏÞ£º\bottom = Integer.parseInt(br.readLine()); if(top for(i=bottom; i<=top; i++){ int k = (int)Math.sqrt(i); for(j=2; j<=k; j++){ if(i % j == 0) break; } if(j>k) { if(m%4==0) { System.out.println(); } m++; System.out.print(i + \ } } System.out.println(); ÆÀ·Ö±ê×¼£º 1¡¢Ð´³öÄÜÍê³ÉÌâĿҪÇó¹¦Äܵġ¢¿ÉÕý³£ÔËÐеÄjava³ÌÐò£¬¸øÂú·Ö£¬·ñÔò0·Ö ~~~c ´Ó¼üÅÌÉÏÊäÈëÒ»¸ö×Ö·û´®£¬ÊÔ·Ö±ðͳ¼Æ³ö¸Ã×Ö·û´®ÖÐËùÓÐÊý×Ö¡¢´óдӢÎÄ×Öĸ¡¢Ð¡Ð´Ó¢ÎÄ×ÖĸÒÔ¼°ÆäËû×Ö·ûµÄ¸öÊý²¢·Ö±ðÊä³öÕâЩ×Ö·û¡£ ~ ²Î¿¼³ÌÐòÈçÏ£º public class ͳ¼Æ×Ö·û { public static void main(String args[]) throws IOException { InputStreamReader isr = new InputStreamReader(System.in); BufferedReader br = new BufferedReader(isr); String str = br.readLine(); int i, ditNo = 0, upCharNo = 0, loCharNo = 0, otherCharNo = 0; for (i = 0; i < str.length(); i++) { if (str.charAt(i) <= '9' && str.charAt(i) >= '0') ditNo++; else if (str.charAt(i) <= 'Z' && str.charAt(i) >= 'A') upCharNo++; else if (str.charAt(i) <= 'z' && str.charAt(i) >= 'a') loCharNo++; else otherCharNo++; } System.out .println(\Êý×ÖÊýÄ¿= \´óд×ÖĸÊýÄ¿=\ System.out.println(\Сд×ÖĸÊýÄ¿=\ÆäËü×ÖĸÊýÄ¿= \ + otherCharNo); } } ÆÀ·Ö±ê×¼£º 1¡¢Ð´³öÄÜÍê³ÉÌâĿҪÇó¹¦Äܵġ¢¿ÉÕý³£ÔËÐеÄjava³ÌÐò£¬¸øÂú·Ö£¬·ñÔò0·Ö ~~~b ±àд³ÌÐò£¬¶Áȡһ¸öÔÚ0ºÍ1000Ö®¼äµÄÕûÊý£¬²¢½«¸ÃÕûÊýµÄ¸÷λÊý×ּӺ͡£ ~ ²Î¿¼³ÌÐòÈçÏ£º import java.util.Scanner; public class ÕûÊýÊý×Ö¼ÓºÍ { public static void main(String[] args) { Scanner sc=new Scanner(System.in); System.out.println(\ÇëÊäÈëÒ»¸ö0~1000µÄÕûÊý£º\); int a,d1,d2,d3,sum; a=sc.nextInt(); } if(a<0||a> 1000){ System.out.println(\ÄúÊäÈëµÄÊý×Ö²»ºÏ·¨£¡\); System.exit(0); } d1=a; d2=a/10; d3=a/100; sum=d1+d2+d3; System.out.print(\¸ÃÕûÊýµÄ¸÷λÊý×ÖÖ®ºÍΪ:\+sum); } ÆÀ·Ö±ê×¼£º 1¡¢Ð´³öÄÜÍê³ÉÌâĿҪÇó¹¦Äܵġ¢¿ÉÕý³£ÔËÐеÄjava³ÌÐò£¬¸øÂú·Ö£¬·ñÔò0·Ö ~~~b ±àд³ÌÐò¶ÔÊý×éa={20,39,45,78,43,23,45,89,131}½øÐÐÅÅÐò£¬Êä³ö¸÷¸öÔªËØ²¢Çó³öÊý×éµ±ÖеÄ×î´óÖµºÍ×îСֵ¼°Æ½¾ùÖµ¡£ ~ ²Î¿¼³ÌÐòÈçÏ£º import java.util.Arrays; public class Êý×éÅÅÐò { public static void main(String[] args) { int[] a={20,39,45,78,43,23,45,89,131}; Arrays.sort(a); System.out.println(\ÅÅÐòºóµÄÊý×éÔªËØÎª£º\); int sum=0; float av=0.0f; for(int i=0;i av=sum/(float)a.length; System.out.print(a[i]+\); sum+=a[i]; System.out.println(\Êý×éÖеÄ×îСֵΪ£º\+a[0]+\×î´óֵΪ£º\+a[a.length-1]); } } System.out.println(\ËùÓÐÔªËØµÄƽ¾ùֵΪ£º\+av); ÆÀ·Ö±ê×¼£º 1¡¢Ð´³öÄÜÍê³ÉÌâĿҪÇó¹¦Äܵġ¢¿ÉÕý³£ÔËÐеÄjava³ÌÐò£¬¸øÂú·Ö£¬·ñÔò0·Ö ~~~c Ò»Ð©ÍøÕ¾É趨ÁËÒ»Ð©ÖÆ¶¨ÃÜÂëµÄ¹æÔò¡£±àдһ¸ö·½·¨£¬¼ìÑéÒ»¸ö×Ö·û´®ÊÇ·ñÊǺϷ¨µÄÃÜÂë¡£¼ÙÉèÃÜÂë¹æÔòÈçÏ£º(1)ÃÜÂë±ØÐëÖÁÉÙÓÐ8¸ö×Ö·û(2)ÃÜÂëÖ»ÄܰüÀ¨×ÖĸºÍÊý×Ö(3)ÃÜÂë±ØÐëÖÁÉÙÓÐ2¸öÊý×Ö¡£±àдһ¸ö³ÌÐò£¬ÌáʾÓû§ÊäÈëÃÜÂ룬Èç¹û¸ÃÃÜÂë·ûºÏ¹æÔò¾ÍÏÔʾ¡°ÓÐЧÃÜÂ롱£¬·ñÔòÏÔʾ¡°ÎÞЧÃÜÂ롱¡£