1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
11.7k 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 | 11.7k 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:104.23.243.64
©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 | 12.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users