2 like 0 dislike
17.8k views

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字,反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45
[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited

edited by | 17.8k views

64 Answers

0 like 0 dislike
Hidden content!
* * * ** ** **
int * **
{
* ** * * int a,b,c,d;
* *** * ** * * * * %1d %1d ** * * * ** * **** ** *** **
** * * *
  * ** *** *** * * * ** * *
** **** ***
*** ** * ** * return 0;
* * ** * ** *
* *
* * ***
}
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
**** * ** * * * **** a,b,c,d;
* * **** *** * * * * * * * *** * ** *** ** ** **** * **** ** ***** * **
** * ******* * ** ** *** * *
* * *** *** ** ** *** * *** * * ** ** * *** ** * ** * ** * ******* *
* * * ** ** * * * if(d==0&&c!=0)
* *** ** *** ** **** ** ***** * * *** * * *** ***** * ** ****** * *
* ** * *** ** * if(c==0&&b!=0)
* ** ** * * ***** * * * * ** * *** ***** * ** * *********** ** * *
***** * * ** ** * **** * ** **
** ** ** *** * * * ** *** ** *** ** * * ** ** * * * *
** *** ** * * ** * * 0;
}
answered by (-258 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
***** * * * ** * a,b,c,d;
** * * * ******* **** * **** ** ******** ** * * *** * ** ** **** * * ***
* ** ** * *** *** ** * ** * *
** ** * ** * **** * * * ** * ** ** ** ** ** **** ****** * ** * *
* ** * ** * * * * ** if(d==0&&c!=0)
**** ** * * ** * * * * **** * ** ** * ** * *** *** ** ** ** * **
****** * * * if(c==0&&b!=0)
* * * * * * * *** * ******** * * * * *** * *** * * * *
* * * * *** * ** * * ** *****
* * * * ** * ***** * * ** * * * ** * * *** * * ** ***
** ** *** * ** * *** ** 0;
}
answered by (-258 points)
0 0
prog.c: In function 'main':
prog.c:11:23: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%d%",c,b,a);
                       ^
prog.c:13:21: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%",b,a);
                     ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
* * * * ** * *** * * a1,a2,a3,a4;
** *** *** ** ** *** * ** * * * ****** *** * * **** * ****** *
** * * * ** ** * ** ** (a3==0 && a4==0)
    {
** ****** ***** ** * ** * ** ** **** * * ** ** ********* * ** * **
    }
* *** * ** ** if (a4==0)
* **** * * **** **** ***
* * * * * * ** ** *** * * ** * * * **** * *** ** *** * ** ** * *
****** *** ** ** * * * *
* * * * ** * ****
* ** ****** ** ***** *
* * ** ** * * ** *** ** * *** * * * * * ** **** * ******** * ** *
** * ** * * **
* **** ** **** * ** * 0;
}
answered by (-323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
* * * *** * *

int main()
{
** ** ** ** int *
** ** * ** * ** ******* *******
**** * **** a = e / 1000;
*** * *** b = ** *
*** ** ** * c = *** ***
***** ** d = e%10;
** ** * * * * *** * **** * *
}
answered by (-285 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
** ****** ** * ** * * * w,x,y,z;
******** * **** * ** * * ** ** * **** *** **** * * * **** ** ** * *
* * ** ** ** ** ** *** ** *
* * * * * ** ** **** *
* *** * * * * ** * *** ** ** * * * ** * **** * ** ** * * **
    }
*** **** **** ******* *** ** if(z==0 && y!=0)
* * ******* *******
********** * ** **** *** * * ** * *** *** * ** * *** * ** * * * *
* * ** * ** * *** ** *
* **** *** * * ** ** *** * if(y==0 && x!=0)
** * * * *** * * ***
** ***** * * ** * *** ** * * ** * ** * ** * * ** * ******* * ** ****** * * ****
* **** * *** * * * *
* **** * ** * * *** if(x==0 && w!=0)
* * * ** * * * * ** **** *
* ** *** * * * * ***** ** *** *** *** *** * ** *** ** *** * *** *** **
    }
* ** ** * * **** * 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int
main(void)
{
* * ** *** * *** * * digit1,a,b,c,d;

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

* * * * ** * (d!=0)
* * * ** * * * * * ****
* * * ***** * ******* * ** *** ** * * * ** * * * ** * ***
* ** * * ** ** *** **** *

* ** *** *** **** *** * if (d==0&&c!=0)
* * ** **** * * ** * ***
** ** **** ** * ** ****** * ** * ** * * * * ** * *** ** **** * *
* * *** * * ** ***
*** ** * * * *** * ** * * if (c==0&&b!=0)
    {
** ** * ** * *** *** *** * *** ** **** ******* ** * ** **** **** *
*** * * * ** ** * * *
* * ** * ***** *** ** *
* **** ***** *** *
* ** ** * * * ** ****** ("%d",a);
    }
* * ** *** * *** **** *** (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 1
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int
main(void)
{
* * ** * * *** ** * ** digit1,a,b,c,d;

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

** * * ** ** *** *** * * (d!=0)
***** * ****** * * * *
** * * * *** ** *** *** ** ** * **** * * * ** ** ** ** *
** ** ** *** * * * *

* * **** ** * *** ** * if (d==0&&c!=0)
** ** * ** ** * *
* **** * **** * *** * *** * ** * ** * ***** * *
** ** * * **** ** * * * **
*** * *** **** ** ** if (c==0&&b!=0)
    {
* * * * * * * * *** * * * *** * * * ** * ** * **** ****
*** ** * * * * ** * * **
* * * ** ***** ** *** ***
*** * * ***** *** * * *** *
* ** ** ** * * *** *** * ("%d",a);
    }
* * **** *** * * ** * (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
** *** * * **

int main()

{int **
* * %1d %1d **** * ** **** *** * * ***** ** **


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

}

else ** ** * *** * ***
** * * ** * * ** ** ** *

}

else * ** * * * *** b!=0){
* * * * * *** **

}

else * **
*** * ******

}
* * 0;

}
answered by (-329 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
* ** *** *** **
int main()
{int
*** ** * ** * *** ** ******* *** ** ********

** ****
* **** ** ** * * * ****
}
else ** *** * **** c!=0){
* *** * ** ***
}
else ** * * * b!=0){
** ** * ** *** * *** **
}
else * * * a!=0){
*** * * * ** ** *
}
else {
** * *** * ** *
}
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:16:17: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d,a");
           ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:16:17: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d,a");
           ^
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.100.108
©2016-2025

Related questions

1 like 1 dislike
85 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 17.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users