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];
 * ** * *  *     *   ***  *  * *   * ** * **
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** *  **   * **   *      *  * ***
* ** **  ** ** **** ** * **** i=0;
**  *** * ****    * * * * *****  *  e=0;
* ***** *** * *** *  *******     **  *  *  * *  
* ** **  * *    *   * *  *  ** *** * ****  **** *     *  '){
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  * ** *  **       *    *   *
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  * ***  ******  * * *      ** *
** **   *  *   **   * ***** *** *   *  if(e==0){
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* * ***** * **  *****  ** * 
* ** ** * *  ** * * *** * **  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)
{
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* ** *  * **  **   * * **  **  (i=strlen(chaine-1);i>=0;i--)
    {
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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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        }
        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];
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*  *   ** * **  * * * 
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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--)
    {
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****  **  * *  *    **  *   ****   *** ***  ** **  *  ****   ***  * * *** * ***   *   *  * *       ");

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

    }
    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)
{
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***  *  * ** * * *    * *   **** ***
*  *****   * *  **   *  ** * *
*** **   * **  ** *  * *     *  * *** *    ** ** * * * * 
*** * *  **** **    **********  * ** * ** ** *  * *** * * * ** = *end;
*   *    *  **   *** * * * * *****   *****  *  *   * * **     = temp;
  **  **** * *   ** *     *
}

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

  *  *  *  *  ** **** 
*** ***** **  ** ** *      * *** ** * 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);
* **   *  ****  *   ** ** ***  *  ****  *  * * *    *  ****

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

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