1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
7.2k 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 | 7.2k 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:172.70.179.49
©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 | 7.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users