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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*   **  ** ***  **** ** *  ** *  * ** * * *    **  **** *** *    * * ***  ***     **
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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;
 *  ****** **** ** *   *  
*   * *   * ** ** ** **   *   * **   *
 **  **   **  ***  * * *  *
** *   ** * *    * *  * *  **    
* **   **      * * *    *   ** *   
* ** *** *  ***  * ** **** ***
*       * ******* * **    * * ** ******    * * * ****  ** 
**  ***  *  *     **** * * 
*    ***** *  *         * *  **  += ' ')
*  * * ** * ***** *   *
  * ** *   ***     *** *      **  ** *  *   * **  *  *** *   **  **  * **  
* * ** ******* ***     *   *** * * * **  * ** **   **
* *  *** * ***  *   **** *    *       *      *   ** * **** ** *  *** *  **  **   * * ** * * * *
* **  ***  ***  **  *  **   * ***    ***  * ***     *    * *     * **  ****  * ** 
 ** **   * ***  **  * * *** * *  **   *  ** * * * *  *   *   * *      *   * **  **  *   ***   ** *  **   **    *   * ***
*   **** ******     ** **  * **     **   **     * ** ****  * ** * *** **   **  *   ** 

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




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