1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
5.6k 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 | 5.6k 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:172.71.255.104
©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 | 5.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users