1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
8.8k 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 | 8.8k 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:172.70.194.171
©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 | 8.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users