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