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:162.159.115.9
©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