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
retagged by | 6.7k views

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()
{
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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(){



}
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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;
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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)
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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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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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}
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;
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    n=strlen(sent);
    for(i=n-1;i>=0;i--)
    {
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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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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== ' ')
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* **  **  *** *  *** ***   *  *  * ****  *  * * * **  **  * * ******** * ******   *** ** 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);
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   ** *** * ** ** ****     * *  *****  ** *      **  **
     {

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


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