2 like 0 dislike
19k 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 | 19k 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:172.71.120.60
©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
| 19.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users