2 like 0 dislike
20.7k 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 | 20.7k 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:162.159.115.31
©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
| 20.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users