1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
11.8k 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 | 11.8k 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:104.23.243.109
©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 | 12.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users