2 like 0 dislike
22k 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 | 22k 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:104.23.197.94
©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