Final Exam 1 (20%)

Question

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

 

Answer 1

內容已隱藏
 **** ***  **   **  * *
  *  ***** *
 *  ***
int * *  
{

* *  *** *** ** 



     *     * *   * ****  


}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Correct output

Answer 2

內容已隱藏
#include<stdio.h>
#include<string.h>
int main()
{
*   *** *   *    **** *  *** a[100];
* ** * * ** **  *   ** *  ****** *   **  *
   *  **** **    * *     ****  * l1;
*** *  **  * * ****    *  ***  ** 
  *** *    ** *  ****    i=0;
  *      *  * ***  ** * * *  e=0;
 * * **** ****   *****    **   *  *   * *   **
***  * **** ** **    *   *    **   *  **  *        ** *  *  *   * '){
** ******* * ** *****       ***  ** *    ****   ** ******  **   * *** * *    *    *  * 
 *   * **  * ******* * **       **** *  * ****  **** 

   ****     * * *    *    * 
*    ** *  * * *  ** **** ****  * *
       *  *   *  * *   * **       **  ** **   ****   *  *    **  ****   need School");

*    **  ***    * ****  **
** **  *    * ***  *  if(e==0){
* * **  **** *  * * * * **  * *  ***  *  *    *     * **   *  *  *** * *** ******
*** *****         * *
* **  *  * ** *    ** * **** if(e==6){
 * *   **       **  *  **   * * *  * * *** ** *****    * ** ****   I as bored as you are");
    }







}

Comments

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);
                ^~~~~~~~~~~~~~~~~~~~~

---

prog.c: In function 'main':
prog.c:18:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("Student need School",e);
                ^~~~~~~~~~~~~~~~~~~~~

---

Case 0: Correct output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Correct output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
Case 4: Wrong output

Answer 3

內容已隱藏
       **  *   ** 
* ** **  *  **  * * *  
*** * ** ***** **    **   
int main(){



}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

Answer 4

內容已隱藏
#include<stdio.h>
#include<string.h>
int main (void)
{
**** *  ** ** *****    b,i,m;
 **    ***   * * * ****** *  *  chaine[1001];
*  ***  * ***** * ** * * ** *    * **  * 
 * **  **   ** * * *      **     * *  
*** *****  * **** * *  ***    *   (i=strlen(chaine-1);i>=0;i--)
    {
 ******  ** * **      *** ** *** **  * ** * * * * * * (chaine[i]==' ' || (i==0))
 * * *** ** ***   ****  *  *  **   *** *   *  * 
* ** *  ********** * ** **   *  * ***   *** **  ** * **** ***    **   ***  ***  *** ***  ******     *****
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*   * ** * **  *********        ** *   * ** *  ****  * ****  *  *  * *  * ** *  **  ****
  ******* **** ** ** * *     *** **   *  * **  ****   *  ** * 
    }
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

Answer 5

內容已隱藏
#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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* *   *     * ** *  *  * *** *  *   * **  * **    * * * *  ****** ***  *   **   ***    ** * *  *   * ***  * **  
            if(i==0)
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        }
        return 0;
}

Comments

prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^

---

prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

prog.c: In function 'main':
prog.c:8:20: warning: spurious trailing '%' in format [-Wformat=]
     scanf("%[^\n]*c%",a);
                    ^

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output

Answer 6

內容已隱藏
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

int main()
{
   int a[100],b[100];
 **  *** * **   *  * **   * * revword[100];
**  **   * * ***  *    ** *   sword, eword;
**  *  **  **    * ** *   *  *** index=0;
 ****   **  * * * *  *     len;
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 **      *   **  ****  *   * ** ** *  * *
     **  *    *  * * *   *****
** *   * *     * *   ** * *   ***** ** 
**  **** **** ***  *         **
***  **** **** * ***  *  * 
  **  ******  ***  ** *** * *    *** * *** *     * * * *  *
* *    * *  ****  **    ****  * 
** *     *  ***** *  * *   * * * += ' ')
* * * *****    * *  * 
***    ***  *  * ** * ** * *  * *** ******* ******* *   *** ****  *     ****
*   *  *  **  ***** ***  *** *  *    * ** *  ** *
** ** *** **   ****   **  *** *  ** **  ** **        * * * ***** ***  **  ** ***     * ******** 
****   ****   ** ***  ***     ******  *  ** * ** * **  ***  *** * *    ** * *
 * *** * *** **    **   ** *   **** **  *** **     ***  ** * ***  **   ** * * *    ** *** ****** * **   *  **              **
* ***    * *  *  ****  ** * * * * * ***** ** *** *** * * *   * *    *** 

* * ***    ***  * * ** *  **    **  *  * *** **  **
 ** ** *   ** *  * * * ***            * * * *** 
 ** * *  ** ***** ** *** 
  
  
   
  




*     *** *   *****   *  *** 0;
}

Comments

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[]
                            ^

Answer 7

內容已隱藏
****  **  **   * *** *   
*** ***  ** ** *   **

int main{
** *    * **     *  *******   * * **  **  
 * **   **  ** *  **  * *       need school";
 **  * * *    * c="am I as bored as you are";
******* * *
**    **  *  
 * ** *** * *   ** *    *** *   *** * 
 *******      **** * *   * *   **** 
 * *          **  ******** *****  
  **   ***   **** 0;
}
    *  * 

Comments

prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^

---

prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^

---

prog.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^

Answer 8

內容已隱藏
#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--)
    {
 *      *** *** * ** * ***   * ** **   *  **  * ** *        ******* ')
  ** *  *  *  *     * * *   * * * ***  *   * * *   
  * *  **  ***  *   * * * * * * * * *** *** *  ****** * * *** ******  ***  * *  ** * * *****  ** 
   ***     ***  **   * ***        ****  * *    * ** ***** *****  **   ** **
*  *** *    *   ** * * *    **  ***       ***    ***       * **** *    * *  *   *    *  * **  **  *  **** *    **** ****  *    *  *  *****  
 ******    ***    * *** *   * *********   * **  * * *** * ** *   ** *    * **      ** * *** 
    *  ***   ****  ********* * ** **  **  ** *** * ***     * ***     * *  **** *  * 
* *** *    **  *    *    * * *  *  ** * * **  ** *     *********  *  ** ******  * *  * ***  ");

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

    }
    return 0;
}

Comments

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'

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output

Answer 9

內容已隱藏
#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;


}

Comments

prog.c:8:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'int'
 int main()
 ^~~

---

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(){
      ^~~~

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output

Answer 10

內容已隱藏
# include <stdio.h>
# include <string.h>

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

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

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


 *****   *****     *******     * ** ** * **  **  *       ** *
   ***  ** * *  * **    *  * * ***** **  * **  * **  
*** *** ** **  * ** *  *   *   *** *  *** **  * ******  ** ** *** * **   ** *    *     **  ** 
 *   ***** * ***  * *   **  *** **  *** * *    **   **   * **   **   **     ***  *  *** ** *  * * **  **** **  * **  ** **   *   *
 * * ***    * **   ** *  **** ***  * *   *               *  ***** *
     }
   * *     **     *      * *      *  * *  0;
 }

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output

---

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output