1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12k 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 | 12k 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:104.23.243.109
©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 | 12.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users