2 like 0 dislike
23.6k 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 | 23.6k 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:104.23.243.109
©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
| 24k views
12,783 questions
183,442 answers
172,219 comments
4,824 users