Final Exam 1 (20%)

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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

 

[Exam] asked in Final Exam
ID: 42298 - Available when: 2018-01-17 14:00 - Due to: Unlimited
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30 Answers

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Hidden content!
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int  * *
{

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}
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Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
  *   ** * * *    **  * ***   *  a[100];
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    }







}
20/100 answered by (-329 points)
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prog.c: In function 'main':
prog.c:7:8: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     l1=strlen(a);
        ^~~~~~
prog.c:7:8: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:7:8: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:17:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("Student need School",e);
                ^~~~~~~~~~~~~~~~~~~~~
commented by (4.3k points)
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prog.c: In function 'main':
prog.c:18:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("Student need School",e);
                ^~~~~~~~~~~~~~~~~~~~~
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Hidden content!
 *** * *****   *  **** 
**  **   *  *** ****
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int main(){



}
answered by (-32 points)
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Hidden content!
#include<stdio.h>
#include<string.h>
int main (void)
{
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    }
}
answered by (-168 points)
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Hidden content!
#include<stdio.h>
#include<string.h>
#include<ctype.h>
int main()
{
    int i,j,end;
    char a[100];
    scanf("%[^\n]*c",a);
    end=strlen(a)-1;
    for(i=end;i>=0;i--)
        {
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        }
        return 0;
}
answered by (-301 points)
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prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^
commented by (4.3k points)
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prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^
commented by (4.3k points)
0 0
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prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^
commented by (4.3k points)
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Case 0: Correct output
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Hidden content!
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

int main()
{
   int a[100],b[100];
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*   ** * * ****   *   * * *** index=0;
**** ***  *   *  * *   * * ** * len;
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**  *   ** * *** ***   *  * * 0;
}
answered by (-193 points)
0 0
prog.c: In function 'main':
prog.c:15:16: warning: passing argument 1 of 'strlen' from incompatible pointer type [-Wincompatible-pointer-types]
     len=strlen(a);
                ^
In file included from prog.c:4:0:
/usr/include/string.h:394:15: note: expected 'const char *' but argument is of type 'int *'
 extern size_t strlen (const char *__s)
               ^~~~~~
prog.c:20:15: warning: format '%[^
   ' expects argument of type 'char *', but argument 2 has type 'int (*)[100]' [-Wformat=]
     scanf("%[^\n]*c%",&a);
               ^
prog.c:20:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",&a);
                    ^
prog.c:22:13: error: assignment to expression with array type
     while(a += ' ')
             ^~
prog.c:24:13: error: 'i' undeclared (first use in this function)
         for(i=len-1;i>=0;i--)
             ^
prog.c:24:13: note: each undeclared identifier is reported only once for each function it appears in
prog.c:26:17: error: 'j' undeclared (first use in this function)
             for(j=0;j<=len,j++)
                 ^
prog.c:26:31: error: expected ';' before ')' token
             for(j=0;j<=len,j++)
                               ^
prog.c:28:18: error: 'rev' undeclared (first use in this function)
                  rev[i]==a[]
                  ^~~
prog.c:28:28: error: expected expression before ']' token
                  rev[i]==a[]
                            ^
commented by (4.3k points)
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Hidden content!
   *  *******  ** * 
*     **** ******** *   *

int main{
* * *  **** ****  ** ***     *  * *
* * ********  ** * * *  ** ** need school";
*   ***  * **  c="am I as bored as you are";
 ** **  *  * 
* *  * ** *  *  *
* **      *   *** * ** **    * * *** ***
    *  *** *** *  * ************  
 ****   ** **  **   *****     **   
 ** *  *  ***** *     0;
}
  *    **
answered by (-167 points)
0 0
prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^
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prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^
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prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^
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Hidden content!
#include<stdio.h>
#include<string.h>
int main(void)
{
    char sent[100];
    int i,j,n,k;
 ** * *     * **      * *  **  * **   ***   ***  *** *  
    n=strlen(sent);
    for(i=n-1;i>=0;i--)
    {
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 *     ***  ** ** * ****   *   *** **  *    *   *     *
**** ** * * **  **        ****  ****** *  * ***  *** *   * * * * *    * * * *  *  **** * *** *** ****** *
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 *   * ** * *   **        **** **  ****   *   *     *****  *   *      *    *      
 * * * * * ***     **   ****** * *   * *    ** *          *****  * *  * **** **   **  
*  * * *  ********** ** * **  *** * * ***    ** * * *   * *     ******** ******  *** * *  **** ");

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*** ** **  *    * **  ** ** * **  **     * *   * * *****  i==0)
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**** *** ****  **   ** * ****   ***  ** ** * *** *  ***  ****  **   *** *  ****  *** ** ***  *    * ** 
* *   *   *   ****** * ** *  **  ** *  *** ***  *** * * *   **** **  * ** ** ***
 ***  *** *  *     ****** **** **** ***   * * ** * **   ** ****  ***** ******     *  *      * ***  * * * ****  *  ***  **   * **  ** *     
**   ****  ** ** * *    *   *   *  ***       ** ** * * * *   * *** *   
*  **    **  *** * *  * * ***    ***  * ****    *   * * 

    }
    return 0;
}
answered by (-304 points)
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prog.c: In function 'main':
prog.c:7:7: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     n=strlen(sent);
       ^~~~~~
prog.c:7:7: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:7:7: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
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0 0
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Case 4: Correct output
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Hidden content!
#include <stdio.h>

void reverse( char *begin, char *end)
{
 * * **  ** ** * *    *  **  temp;
     * * *** *  **   *      *   ***** ** 
***  ** * * *  * ** ****   * 
   *  **** * ****  *     **   *** **    * *    * * * ** *  **     
*   **    ****  ***** *** ***  * * **    **  * *    * **  **** = *end;
     * * ****** *** ***  *****    *** ***  *******  ** = temp;
* ***      * ** ** * * ***** * *
}

void reverseWord(char *s)
{
  ** ** ***** * ***     *     * **  *word_begin = s;
   **    **  *** * ** *** * *temp = s;
* **** * ** *   ** * **** ****** * (*temp){
 **  * * *** **  ** *** * *    *   ** **
    * *  ** ** ** * * ** * * *    *     (*temp == '\0') {
** **  ****** ** ** ** ***** ***** * *****   *    ****  *** *    temp-1);
**   ** ** *** * **  *  ***   *  * *  ** * *    
***  ****    *  *  *    * * * *****      ** ***  if (*temp== ' ')
* *  ** *****  ** *** **    **** **   **   * **  *  *** 
 * *   ***  ***       ** *  ***  *  * * ****  ** *     * ** **** * * ****  * **  **  temp-1);
** *  ****     * ***  *   *   * * ** ** *** *  ****          ** *      **   ***** ** = temp+1;
*** * * * ***   * **      * ** *    *  * *   *** *

    **    ****  * **    **   **** 
* * *** ** **   **       ***  *   temp-1);
}


int main(){

char s[1000];
 * *** *     ******  * s);
char *temp = s;
reverseWord(s);
  *** *  *  * *  *      s);

return 0;


}
answered by (323 points)
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prog.c:8:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'int'
 int main()
 ^~~
commented by (4.3k points)
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prog.c: In function 'main':
prog.c:43:8: warning: 'return' with a value, in function returning void
 return 0;
        ^
prog.c:35:6: note: declared here
 void main(){
      ^~~~
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Hidden content!
# include <stdio.h>
# include <string.h>

 int main(void)
 {
     char str[100];
     int i,j;
     int a = strlen(str);
*  ** *** * *** *   *   * * *   * * * **** ** * **    ** *  *   *  

  * **  * ****** * ** *         ***  ***  ****    **
     {

  *  *    ** *  *  **   *  * * *    **** ** **     ** *** *    *   ****** ' ')
***  * *      **  ** * ***  *    *      ** ***    * ***    * *  * 
 **  *  **   *    ****      ** *** **** * **    ***** *    **** *** **   *  *****  * ***   * *   *
   *  ***    ** **    * *  **** *  * *** ****** * ***  ******  **** * *****   ****         **  *   
 * ***** **   * *     * **   **   ***** **** ***  **       *  * *** * ** ** ** *    * * **  *      * * *********   *  ***  *  *****  * **** **** 
*     *****  *  *  **  *     **** *  *   ** *** * *  *** *   **  * *  *     **** * * * **
  **  * ** *    ***  **  *  **    * ** ** ** **** *    ****  * *****    *  **   * * * ** *  * * ");
*  ** * **   * ** **     *** ** * * *** * *    * **       * * ******   * * * *   *      *  = i;
**   ** *******     ** *  *  ** **  *** **  *  *    *****   *  *  ***  


* * **** ** **     **  * ** *    *** **  *    ** *  * * * * *** 
*** *****  *  **     * ***  *** **    *** ** *** **  ****  
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* ** **  * ** *   *  **   ** ** * *    * *  **  ****  ***** * *  *  *   *  * *    *     *  **  * *  * * * * * **  * ** ** * *   
* ***  ***  * *     * *  ***    *** *  * * **  **  *  ***     
     }
 *   **** ****** ** ****  ** * *** * 0;
 }
answered by (-281 points)
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Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
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0 0
Case 0: Wrong output
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Case 3: Wrong output
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commented by (4.3k points)
0 0
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commented by (4.3k points)
0 0
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0 0
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