1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12.6k 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 | 12.6k 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:104.23.197.65
©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 | 13.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users