2 like 0 dislike
20.5k 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 | 20.5k 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:104.23.243.164
©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
| 20.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users