2 like 0 dislike
22.1k 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 | 22.1k 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:162.159.115.9
©2016-2026

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
| 22.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users