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 | 12.8k views

30 Answers

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Hidden content!
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{

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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);
                ^~~~~~~~~~~~~~~~~~~~~
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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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***   * ** * *   * **  *  *  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[]
                            ^
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Hidden content!
 ** *   * *  * * *
*    *  ***** * *  *** ****

int main{
**  **   * * **  **   *  **** ***   * **
  *  * ** ** **  * ** * *  * ** need school";
  *   ***** *    c="am I as bored as you are";
 ******** **** 
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** * * * *  * ******   *  * **** 
* *      *    **     * * ** **** ** *
*    *  *  *  * *   **   *** * *   **
 *  ****   *  * *** 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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**** *  ***  * **  *  *****  **  * **  * * * **  ****** *

    }
    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;
  ** ****  ** ** *       *    **    * *** * ** 
****  *  *  ** ** ***   ** * *  
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*  * *   *    *   ****    *****  * *   * *    ** *     = *end;
* ****        **  *   *****      * ** *  *  **  *       = temp;
* * ** * ****  ***  ** **
}

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