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!
#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:104.23.197.64
©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