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:104.23.197.94
©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