1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
9k 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 | 9k 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:108.162.216.251
©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 | 9.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users