1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12.4k 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 | 12.4k 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:104.23.197.238
©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 | 12.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users