2 like 0 dislike
15k 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 | 15k views

64 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
**** *** * ** ****** * * b[4], i;
*** *** * ** * ***** ** * i<4; i++) {
*** * * * * * * * * * **** ** * ** * ********* **** &b[i]);
**** *** * * * * ****
** * *** * *** *** * ***** i>=0; i--) {
*** * * ** * **** * *** ** * ** *** ***** {
** * ***** * * *** ** * * * * *** **** * * *** *** ** * * *** * * ** ***** * b[i]);
**** * ** *** ** ****** *** ***** ** *** ** ** *
** * * * ** ***** ** *
}
answered
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 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,e;
** **** ** * **** ** *** * * ***** *** **
* * *** * ** * * * * * **
** * * * * ******* * ** * *
** * ** * * ** *** *
* * ** * ** ******
* * * * * ** *** * ** ** * ** * * * * * **

** * ****** ** *** * ** * 0;
}
answered by (-255 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 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

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

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

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

** * *** **** * ** * * *** * * ***** ****** * *** *
****** *** * ** * * * ** *** 0;
}
answered by (-127 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 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(){
    int num[4];
    int i;
* * * * * ** ****** * * ** * ** ***
** ***** *** * ** *** ** * ***** * ** *** ** * * * * * * *
    }
** * ** * ****** ** **** *
* ******* ** * ** * ** ******* ** ** * * **** * * *
**** * * *** * * *** ** ** * ** * * **** * ** ** * ** * * *** **** * *** *** ** *
* ***** ***** * ** * *** * * ** * ***
    }
* * * * * *** * * * if(num[2]!=0){
****** * **** * ** *** ******* ** *** * ** ** * **** * ** * ***
* ***** *** ** ** * ** ** *** * * *** **** * * * ** * *** * ** * * ** * **** * *****
******* *** *** * * ******* * * *** ** **
    }
** *** *** * * ** *** if(num[1]!=0){
* *** ** ** ** * ******* * ***** **** * * * * ** *** * **
* * * *** ***** * * ** ** * **** ** * * ** * * * * * * * *** * ** *
* * * ** ** ** * * * * * ** * *** * * ****
    }
** * * *** *** * **** ** if(num[0]!=0){
** **** **** * * ** * ** *** *** * * ** ****** * *** *
* ** * * * * ** *** * ** *** * * * ** *** **** ** * ** * * ** ** * * ** * * * **
* *** * * * ** * *** * * ** * * ** * *
    }
*** **** ** *** * * 0;
}
answered by (-116 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 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!
* **** ** * * *
***
{
* * ** ** * * **
*** ** * * * **** *
a = *
* ** * * * ** ** * = *

c = *
**** ** ** * ** = **

e = ***
* ***** * * **** = **

g =
* * ** ** * ** =

** = c;
* =
* =

=
** = *
* = **


* = ***** ** *
* * * * *** * ** **

*** *
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main (void)
{
* * * ** * *** *** * ** a,b,c,d;
* * ** *** ** * *** ** *** * ** ** ** * * * * *** ** * * **
*** ** ** * ** ** ** ** * ** * ***** * ** ** *** * * ** * * ** * ****
** ** ** ***** * ** * ** ** * * ***
    }
**** * ** *** * * ((d==0)&&(c!=0)){
*** * ******* ** * ** * * **** * ***** ** * * * *
** *** * *** * *****
* * * * *** * ** * * ** * *** ** * * ** * ******* ****
**** * ** **** *** * ** * *** * *** * ** *
    }
* * ** ** * * * *** * * * **** ** *** * * * * ** *** ** *
** * * *** * *** ** * *** * * * **
    }
* * ***** * * *** ** * *** ** * ** * ** * ** * * * **** *** ** * *** *
* *** * ****** * * ** * ** * * ** ***
    }
* ** *** ** * * ** **** ** ** ** ***** * ** ** * **
* ***** ** ** **** ** 0;
}
answered by (-204 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 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()
{
***** *** * **** ** ** **** ** a,b,c,d;
* * * ** ****** ** * * * **** ** ***** * ** **** ** * *** **** ** *
** * **** ** *** *** * * (d!=0)
* * ** * * * ***
* * * **** *** * * * ** * * * * * * * ** *** * ** * * ***** * * ** *** ***
*** * * ** **** * *
** *** * ** * * ** ** *** *
    {
* * * ** *** **** * *** * ** ** * **** ** (d==0)
* ** * *** *** ***** * ** ** ** ** * * ***** * * * ** ******* * *
    }

** **** * * *** *** * **
    {
* ***** * * ***** * * * *** ** ** * *** *** *** *** * && c==0)
* * * * ** * *** * * * * *** * ** ** * ** * *** * ** * * *
* *** * **** * **** * **
* ** * * **** * * **** * 0;
}
answered by (-281 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 like 0 dislike
Hidden content!
* * * *
int ** *

int main()
{
** * ** ** * ****** * *** * ** * **** ** ********



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

**** 0;

}
answered by (-336 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 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!
** * * * * ** **
* **
{
* **** **
*** * * ** * * *** *
a = * *
* * *** * ** *** * = * * *

c = **
**** * * * = **

e = * ***
***** ** * ** * * = * *

g = **
* *** ***** ** * * =

* = c;
=
* = *

=
** = *
* = *


* = ** * * *
* *** * ***** *

* *
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
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()

{
* * ******* * * ** a,b,c,d;
** * ** * * * ** * **** ** *********** * * **** ** *** * * * *** *

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

** *** * *** * * ** ** * (c!=0)
    {
* ** * * ** * ** * ***** ** *** * * * (d==0)
* *** ** * * * * ** * * ***** ** *** * ***** * **** **
* * * ** ** *** ** **

** ***** * * * * (b!=0)
** * ** * * * * ** **
** *** **** * * * * * ** ******** *** * * (d==0 && c==0)
*** *** * * * * * * ** ****** * * * *** * * * *
    }

return 0;
}
answered by (-301 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 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
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.131.181
©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
| 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users