1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12.8k 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 | 12.8k 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:104.23.243.108
©2016-2026

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 | 13.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users