1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
5.9k views

This program will receive a sentence and reverse it as the result. 字串反轉

Example input 1:

School need Student

Example output 1:

Student need School

Example input 2:

Student

Example output 2:

Student

Example input 3:

are you as bored as I am

Example output 3:

am I as bored as you are

 

[Exercise] Coding (C) - asked in Chapter 13: Strings by (12.1k points)
ID: 41436 - Available when: Unlimited - Due to: Unlimited
edited by | 5.9k views

29 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
* *  *   **  *  **   **   i,o,txtlen, end;
 *   *   ** * **   ** *  * *  *   sentence[100];
** ***   ** * ** **     **** ****   *  ** *** * **  * * sentence);

* ****    ***  **    ***    *  ******   **  

** **       ***** ** ** **  ***   * *   i>=0; i--)
*  *   ******      *******
  ******* ***   * *****  * ****  *   ** **   **** * ***** (sentence[i]==' ')
**  * **** * *  ** *  ***  *** **  * * * *  *** **  * * *
 *** * ** **    * **** ** ** **  * * *     ***** *****       ***  **   ****   *    o<=txtlen; o++)
** **  *  *  * *  *  **** ** *     ***** **** * **  ****  * ***** ** **  ***  ** ** *    *  * *  *  *  ** * **    * **  **  *** *   *** * 
   * *****  * **  *** *    * *  ******  ** * ** * **  *  * * * *  *  * *  * **   * * = i-1;
*   **      ** *****  * *   * ***   * *   *** * *** * *  *       **  *******  ** * *   *  * *** ");
 * * ***   *  * *  *  **** *** ***    **  ** *  *   * *

    }
 ** *  ** *    *  *  **   *  ** *  i<=txtlen; i++)
* *** * ***  *  * * * *** * **   * *  *  *  ** *    *   ***  ***     *     sentence[i]);

}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
    int c,d,e;
    char a[100];
** * ***  *  **    *  **  * *  *      * *   *****
** * *      *      * *****    **     
 * *   *   ** *   ** ** * **** ***   *    * ***
***  **  ***   * * * *   * ***** * * **      ** 
*   * **  ***** *****  *** * *****  * ** *******  *  *    *    * *******  *   * *   *    '){
* *   * **** * ** *  ***  ** *   ** *  *  **   ****  *   **  * * *   *** * * ****  *** * * * ***  ****** *   * **  **  *  *    * *
* * *    *** **     *  *     *  **   ** ******** **** * ** **     ** ***    ****** ** *  * * **  * ****** *    *** *  *       **   ** * *  * **  * sentence
 **  * *****     * *  **  **   *  **   *     ****     * * * *****  * *** *** ******* ******  *
    **  ***    ** ** ** **   ** ***   ** ****   *       *      ** * **** *   *      *   *  *** ** *** **    *   ");
***** *   ***  ***  *  *   ***  **** *** *  *  *   ** *** * *   *  *     **** *********   * * * **   * * ***
   **** *   *    **   *** * * **     * * * ****  * * * *  **  *  ** *** *    
    }
**  *         *  ** *  *     ** * * *   *
  * *  * ** * *** *   ***    * ** * **** **** ** * **  *  ** ** * *  **** *  ***
    }
    return 0;
}
answered by (-498 points)
edited by
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>


int main()
{
*** **  * * **  * ** * *  str[1000], reverse[1000];
  * ******  *   * ****** ** * len, i, index, wordStart, wordEnd;


* ******* * * **  * * ***  *  * ** 

*  **** * ***  *    * *     = strlen(str);
*** *  ** * *** * *   **          = 0;


******** *  * * **** ** **** * ** * = len - 1;
**  ****  * * *****   *** *   *    = len - 1;

 * **  * * *       * **  ****  ***** *    > 0)
 * *  * **     *** * **   

  *  ** **  * * ***     **    * ** ** * *   *  * *  ***    *  ***  == ' ')
  **   **   **  ** * ***** * *    ** *   *  * ** *  

  * **   * * ****** * **  *    *     *** *  **   *****     **  *    *  * ***  ***  = wordStart + 1;
  ** * *    *****      **  *  *** * * * * ***  *  *   ** **** *** ****  ** *  *  <= wordEnd)
*    ***    * **  *  ** ***  * **  *   **** *  ***  ** *  **  *   ****** ** **** **   
 ***     *    * *  **  * * **      * * ***    *******   *** *  * ******** ** *****  ******* *  *     * ***   **    **     = str[i];

   **   * *  **  * **** * *  * **  **     ** ******* *  **   ***   **  *   * * ** *   *     *  ***  ** * * * **
***  *   * * *   * ** ** *  *   ** **   *  *    ***   *  **  *** ****  * *    ***   *** * * ** *  ** * * ******   ****   ****
    * * * **   ******* *****  **  * ***  *   *****  ***   **   ***     **  
****  *   *   **  * **  *** ** *   *** *  ***   **  * *** **  * *** ******   ** *       **   = ' ';

    *  **  ** * ***** ****    ** * **** * * **** * *** **  ** *** **** ** = wordStart - 1;
 *  * *  *     ** **   **   * ** ***  * *      ***  * *     *   

* * ******  **** *  **  **  *   *  *   ******** * * *  
    }

 * **** *  *     * * ** **** **  i<=wordEnd; i++)
    {
* * ***   * **    ** ****** *   * *  *       * ***  * *  ***   *  = str[i];
*      ** * **   **  ** * ** ***  *   ****  ** * **  *  **  
    }


 **      *** *  ** * * ****    * ****** *   = '\0';


 *     ** *   *   *****   **  ** * ** **** *  reverse);

*** *   **  ***  **  * ***** **   0;
}
answered by (-196 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
int main()
{
    int i=0,j=0;
    char a[100],*b[100];
  ***   **  **  *    ****   * * ** ** * **
   *  **    ***   ****** **    *  **  * *  
 *    * *   ***     ** **** *    * ***   *** ** * *  * * 
        **  ** **** ****  *  *     *   ***** *  * ***** **   **   *    *  * **  **   * * * 
    ****** *  ** **  *  **   ****   * ** **   ** ***  **** **
 * * *** * **   * **   *** **** *  ** * *  *    *  * * *    ** *    * *  * ***   
 *** *     ****** * ***  *  *     *  * *  * *      * * ** *   ** *** **** *      ***  * * *   ***
* *     * *  * *     * **  **   *** * ** * * * *** ** *  * * ** *** *     ***  *
 ** *** *  * * ***     ***    * *****   *   **   **** ****
* ** ***  *********   * * *  ***** * *       *  *    * *
    }
* * ***** * * ** *** **   *  ** **  ** * **
* * *   * * * ***  *   *** *   *    *** ***  *   * * *   * ",b[i]);
    }
  **        ** **  ** * ** **  *** *  * *** ***    ***
 * * **  **  *   **  *** *  0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
**    *** * **  *** **

void reverse(char *first, char *last);
void reverseWords(char *s)
{
 *  *  * *  * *   * *   ****  *first_word = s,*temp = s;
  ** ***  *  ***  *** *  *** ***  *temp )
 **** ******* *   *   **  * *** **
**    *  *       **  * * * *****  * * **** *****   * ***  *
       ** *   * ** **** * * * *    * *** * * *    *    ** (*temp == '\0')
**** *  **    *** *****    * *    *** *  *     *****     ** *   **  *  ****  * * * temp-1);   }
*    * ***** *  *  ** *   ***      * * ** * **     * *  if(*temp == ' ')
  ***   ** *  * *    ** *   *  * *   * **** * ** ****** ******   * ****  *  * ***   *****   *  temp-1);
* *  *** ** * *   * *** **  **  * * * * * * **   * **** **  *** ** * ****  ** * = temp+1;
* ** ** * **** ****** * **  **  *** **    **  * *** *  
**  * * **    *  *  *  *  *
 ****  **  *  *  ****  *****    * **  temp-1);
}
void reverse(char *first, char *last)
{
*     **  **  * ** **     **  * temp;
** *  ** *****  *    ***    * (first< last)
*** *******   ** *       temp = *first;
*   ********    *  *** * *    ** **** *     * **  * *  = *last;
*   ** * **   ** ** *  * *   * * ** ****   *  * ** ** ** = temp;
** **   * **** **  *
}

int main()
{
*    *  *  * * *     *     * s[100];
   * ** ****** *    *     **  * *  ****    **  * **  s);
    ** * * * *  ** * *  ** * *  * * *temp = s;
 *****  *      **     **  ** ** * *
 **** *      ****  *   *     ******* * *  ****  s);
 *  ***   *** *  * ** * *  **  * 0;
}
answered by (-304 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main() {
    char s[1000];
    int len=0,count=0,i,check=0;
    fgets(s,1000,stdin);
    len=strlen(s);
      len++;
    for(;len>0;len--) {
******** * **  **  ***   ****  *** * ** ***** *   * *   ') {
 ** ** **    * *   * *** *  *** ***  *     * **   **  **  ** ** * *  * * ** * ***    *  * **   * *** *** * {
**   ****  *** *   **  * **    ***   ** * * ** *** * ** *** *  **** ******      ** * * * ** * *******    **   * * **   {
******* *    * *  * * *** ** * * **   *** * * **  *****  ****  * *  **** * **  *** ***  ** * **** ***** **  **** *** * *  ****  * ****   * ** **  ** 
   *  *   *  ***** *  * * **   * **  * * *    *** * ** ***  *** **   * ******* **  * * ******* *    ** *  *  
 * * *  **  * **** ***    ***  ****  ** * * **   * *****  **** * ******   * * ** ***    ** ***  ** ** * *   {
  ** * * ***  *    ** * *  ** *  **  * * *   **  * **    * ** * *      *    *  *    ** **  *    *   * * *       * ******* *   ****   *   *   *      *    ** s[len+i-2]);
** * ** * **   *        * *** * **  *    * *  *** ***   * *** * **  ***** * **      ** * *** * *  ***   *
 *   * **   ***  *   *   *****    *   ** ********* *    *** **  ** **   *** ** * 
* **   ***** *      *    ******* *  ***    * ** *   *   * ** *  * *    *    *    ** * ** 
        }
   *  ** ** ******* ****   **   ***   *** ***** *** **   * if(len-2==0) {
    **  *** * *     * *    ****       *  ***  *  *******    ****** *** *   *  * * {
 ***   ** ** **     *       * *** * ****   * * * *   ****** **** * *  * ** *   ***** *** * *  * ** *** **  *   *  ****** *  *   ");
  **  ***      *      *  ****       ***  * *  * ** *  *   *  **   ** **** ** *   *
**      * *** ******  **   *** **   * **  **   * *  **   *****    *   *   *** ****  **  * *    * {
*****   **    * ***      * *   *   *   **** * **   **    *** ** * ***** * * *     ******** *** *  ** * * *  **   * *    ** s[len+i-2]);
***   *  ***  *  **  *  ****  *  ****  * ***   * *   * **  *****   **   *
* ***   * **   * *** * *   * *  * * ** * **  **   **   *  
* *   *** *   * *** *  *        *  *  ** * * ** **    * {
* *** **    * *   *    * * ******        * *   *  * ***      * ** ** * ** **   *****   
 ** *****     ** * * ***** ****  * *   *  **** *   *** ** 
    }
}
answered by (-120 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100

int main()
{

 **** * *  **** ****   ** **  *****   str[1000], reverse[1000];
*  ***   ** *      ****    *** *  len, i, index=0, wordStart, wordEnd;

 *  *  *** *****  **** *  ** ** * *  

***  ***** * ***  * **    = strlen(str);


*   *     ****    *****  *  *** * = len - 1;
* *     ***   ***    ** * * * * *   *    = len - 1;

  ** **      * *** *  **  * **  *** > 0)
    {

* ** **   *    ***** *** * *  *  ** * * ***   ** * ****  *** == ' ')
 * *** * * *     ***    *** * *** * ** * *******      * ****     

 ** *  ** *    *** **   *   * *    ********   *     *  **  **   **** *****  *  = wordStart + 1;
  * **  *  * ** * *  ***   **  ***    * ** * ** **  *** * **  * *** * *** **   * *   <= wordEnd)
   * ****   **  * *     *  ***    * * ***  **  ***** ***   * *   * ** * *
 **** *    **   *  *  *  * *   ****** * **   ****   *   *    ** **  *****   ** ***** *   * *  ***     * **      ** = str[i];

*  *   * * **  * **  * ** ***   ** *  * *** * *** *  ** * **** * *  *** ** *** *   * * **    *** ** ***  * *     *  ***
     ** **  ***   *    *****  * * *     *** *  *  * ** ****    * *   * **  *           ***    **  **   ** *     *  
* *  * *****   ** * ** * ** ** *  *** **  ** ** ** ***  *  **   *    *  **** ***** *  
 ***    ** ***   * *     * **  *** * **** ****** * **  ** * **   * *  *  ** *  * * **  = ' ';

*  ****  ** **   * *  * ** **  *    * * *  ****  ** *    **     * ** * *  ***    = wordStart - 1;
  * * * ******* * *  * *  *     * ***  ***** *  ******

**  ** *  *** *      *   *   * * *  ****   **** *     ** **** *****
    }


 ***  ** *   *   * * *  *  *  *** i<=wordEnd; i++)
    {
**  *  ********  **  ** **  * **  **   * ** * *** ***  **    **  **  = str[i];
   *    ***    ** **  * *   *  ***   * ***  ** ******   *   *
    }

******* **  **       *  *****   ** = '\0';

*     **** * ***  ****  *****  ** ** **   *   reverse);
* * * ********  * *** *  *   * ** (i=0;i<strlen(reverse);i++){
** **   *** * *******  ** * ****  *   **  * *  *** * **** (reverse[i]=='\n')
 * **   ***   ***  * * ***  *  *  *** *******  **      * * *      ****** *   
** **    ***   ** ***   * ** *** *  *  **     *   **  
 ***   **    *****  **** *  * * ** ***  ***  * *  * ** ** *   ****** **** *** *    ***** **  * * **    *** *** **
      ** **   *  ** 


***   *** *     **** ******* *   0;
}
answered by (-323 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccHXIf7r.o: In function `main':
prog.c:(.text+0x2f): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccDHB1g4.o: In function `main':
prog.c:(.text+0x30): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
* **    *    * *   ** * *** **  strSlice[500][50];
** * **      *** ** ** * *  i=0;
*  ** ** *  *  **** ** *  * ***  ***  * ** *   *   *  *  ** ** * * * EOF){
* *   ** *   *******    ** * ***  * ******* ********** *  *
* *** *****  * ** ******* 
*  ** ***   *  ** * ** * ******* * flag=1;
 ******  ***   * *****    * * **    
*** * *  * *  ** * * * *** * * * *****  ** **
 *    ** ** ****  *****  * * **   *****  * ** ** ***** *****   ********   ** * ** **  *  ****     * *  * 
*   * ** **  **  ***  ****   **** *   *** ***    *  ***   *    ** ** *    *   * *** *  ***  
   ** ** *       **  ****    *  * **** **   ***  **  *  ** 
 * ******  * * **   *  * ** *   ***  * **    * **  *  * printf(" %s",strSlice[i]);
    }
***** *    * **** **** ***** 0;
}
answered by (-116 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
* *  *** *  **   ** **  ** *  str[100];
 *    **   **   *    ***** space[100] = {0};
 **  ***  *   *  *** **   *  d = 0;
***   * * **** * * *   * **  ***** i = 0;
  *       **  * * ****   **** ("%[^\n]%*c", str);
  
** **  ******  *   *  ** *** * ***   **
 *  * * **** *    **  ******  *
**    * ** * ******* *   ***      * *  **      *     *   *    (str[i] == ' ') {
*** * **   *** * * **   ****  * * ** *** *  ** ** * *  ** *    *   **  **  * ****  ** * space position with letters count following
 ****   ** *   ****     **  *    ***  *   * **    * *** *** *   *** * *** *   ***** = d;
*** * **  *  ** **** *** ** *  *****      ***   *  * * ***   *     *  *** * * * * = 0;
**  * *   ** ***  ***  ***  *      * **  **      * ** *****  *   else d++;
  ** *   * **    * *  *** * *   ** ** *  ***** * *  **      *  
* **  *        ** ** **    
   ** * * * *  *** * ****    words count
 ***       ** *      * *  ** *    *  = d;
**  **   *  * **      **** **   ** now i actually is the length of str
*      *  ****** **** *  **  (int j=i;j>=0;j--){
*  ***     * *  *   ****  ** ** **** * *   *   *  (space[j]>0){
  ******* ***   *  * ** ****    **   *** ****   **** **** * * ***  *    ** (int k=j-space[j];k<j;k++)  * * * ******* * *   *
 * *     **  ***  *  *     **  * *  ****  **  ** *  ** ***    * **   * **** **  (j!=space[j]) printf(" ");
**   *    ** * **   * ***  **   * * *   **  ****   
 **** * * ***  *    ** ****  ****** *** *** ** 
  **   ***       *  *   * * 
*  *** * ****** ** * ** * **** 0;
}
answered by (12.1k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.71.254.215
©2016-2025

Related questions

0 like 0 dislike
27 answers
1-11 Exercise 3: Prefix of a string
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41439 - Available when: Unlimited - Due to: Unlimited | 6.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users