2 like 0 dislike
16.5k 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 | 16.5k views

64 Answers

0 like 0 dislike
Hidden content!
#include * * * * ****
int main()
{
* * * * * *
** *** * * * * * *** a,r;
** **** ** * ** ****** * ** *** * &a);
* * * * * ** * ** * * ** = (a % 10)*1000;
* ** * * * * **** = r + ((a % 100)/10)*100;
* * * *** * ******** = r + ((a % 1000)/100)*10;
* * ** ** ** * ** * = r + (a/1000);
** * * *** ** * ** ** ** *** * ** r);
******** * * * * * ** ** 0;
** * * * * * * *
* * ** * ** **
**** * ** ** * **** *
** *** ******** *
* * * * * * * *** 0;
}
answered by (-168 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 like 0 dislike
Hidden content!
#include ** ** ** ***
int main()
{
* ***** ****** ** * * n, reversedNumber = 0, remainder;

* *** *** *** * * ** ** * * * ** * * ** an integer: ");
* * * * ** * *** * * * * ** * ** ** &n);

* *** * * ***** * ** ** ** ** * != 0)
* * * *** * ** *
* * * *** * ** ** ** * ** * * *** ** * * *** * *** = n%10;
** * * * ** ** * ** *** *** * ***** * ** * ** * * *** = * ** + remainder;
* * * * ** * * *** ** ***** * * * * * *** /= 10;
** * *** *** *** * ***

** * * ** ** **** ** * ** ** * ** ** * ******* *
return 0;
}
answered by (-167 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 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
* * *** * ** ****** tab[5],i;
* ** * * *** * ***** *** * * *
**** ** * ** * * * *
* *** *** ** * * ** ** ** ** * *** ***** ** * ** * ***** ****** * **
** *** *** ***** ** ** **
* * **** * **** ** ** (i=4;i>=0;i--)
    {
***** * * * ** * * * **** * **** *** ****** * *** * ** ** *** * ** *
* * * * * * * * **
*** *** ** ** ** * 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
*** * * * * * ** ** tab[5],i;
**** **** *** **** *** *** ***
**** *** ***** **
* * ****** * * * * * * * * * ** *** **** * * ** ** *
*** ** ** *** * * * *
* * ** ** * *** ** (i=4;i>=0;i--)
* * * *** ** * * * * * ***
* * ** * ** *** ** * * **** * ** *** ** *** * ",tab[i]);
* * * ** * * * * * *
* **** * * ** * * ** * 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include * * * **
int main()
{
* *** ***** ** *** ** *** * * n, reversedNumber = 0, remainder;
*** **** ********* ** * ** * &n);

* *** *** **** ** * ** *** != 0)
* ** **** ** **** *** * * **
* ** * * * * *** ** * ** ** * ******* * = n%10;
* *** *** **** * *** * * ** *** = reversedNumber*10 + remainder;
** * ** **** ****** * * * * *** * ** ** * * ** /= 10;
* *** ** ** * * * *** * ** *

* * *** * ** ****** * * * ** ** ** * reversedNumber);

* * * ***** ** * ** ** ** ** ** 0;
}
answered by (-233 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 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
**** * * ***** a,b,c,d,rev;
** *** ** ** * **** * ** ** * ** ** *** * * * * *** ** ** * *
***** * **** * **** * ** ****
* * **** *** * * * ** * * * * *
**** * * ** ** **** * **** 0;
}
answered by (-32 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 ** * ** *

int main()
{
*** ** * * **** * * n, reverse = 0;

* * * * *** ** ** * * * * * ** * &n);

* ** * * **** * * ** *** * (n != 0)
* * * *** * ** * * ** ** * *
* * ** ** ** * * *** ** ** ** * * * * ** ******* = reverse * 10;
***** ** ** * * ** *** **** ** * * **** * * * * = reverse + n%10;
* * ** ** * *** *** ***** *** * ** * ** ** * * * * ** * * * ** ** * * n/10;
***** * * ** * * * * **

**** * * * ****** *** * * reverse);
* * * * * ** * 0;
}
answered by (-168 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 like 0 dislike
Hidden content!
*** ** *** * **** **
int main(void){
int num;

* * **** * * * *** ****
** ***** * ** ** *
******* ** * * ***
while(num!=0){ ** ** ** ****
*** *** ** * ******* * * ****** * ** **** ** * *
num/=10; * * * * * *** * * **
}
** * * *** * *****
return 0;
}
answered by (-32 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
*** * **** * ** ** ***** a,b,c,d;
****** * * * ** *** * *** ***** * *** * * ** ** * * ** ** * ** *
** * * * * * * * * * * ** (d==0 && c!=0)
*** * * * ** ** *** * *
* * * ******* * * **** **** * ** * * * * * ** ** * * * ******* ** ***** **
* ** ** * * * ** *
** * * * *** * * * * * if (d==0 && c==0 && b!=0)
** ** * * *** * *
***** * *** * *** * ** **** **** **** ** ***** ** * **** * **
* *** * ** ** * ** * *
* ** ** * **** **** *** * if (d==0 && c==0 && b==0 && a!=0)
** *** ** ** ****
* ** * * * *** *** *** ** * * ****** ***** ** * * * **** * *****
* * * ** * ** * ****
** *** ** * ** ** ** ** * * * ** ** if (d==0 && c==0 && b==0 && a==0)
** ** ** * *** *** *** **
*** * * * ** *** * * *** **** * **** * ** * ** * * *** ** **** * *
*** ** ** * *** *
* ***** * **** * ** if (d!=0)
* ** * *** ****** ***
* * * ** * ** * * ** * * ** ***** ** * * ** ** ** ** * *** * *** * * *
* * * * * * * * * * **
}
answered by (-214 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 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
** * * * * * ** * **** ** a,b,c,d;
*** *** * *** *** ** ** ** *** ** ** **** * ***** * * * ***** *
****** **** * * * * *** (d==0 && c!=0)
***** * ** ** * ** *
**** * ** * * * **** * * * * * * *** ** *** ***** *** ** *** * *
* * * **** *
***** ** * ** ** **** ** * if (d==0 && c==0 && b!=0)
*** * *** * ******
** * * * ** *** ***** ** ** * * *** *** * * * ** ** * * **** *
* * * ** ** ** *** * *
*** ** ***** *** * * if (d==0 && c==0 && b==0 && a!=0)
* * *** ** * * ** * *
* *** *** ***** **** * * *********** ** ** *** * ** * *
* ** *** * * ** ** * *
* ** *** ** * *** * if (d==0 && c==0 && b==0 && a==0)
****** * * ** *
*** ** * * * *** *** * * * **** * * * ***** * ** * **
**** * *** * ** ***
* * * ** * * * * * * * * * if (d!=0)
**** ***** *** ***
** * ***** * *** ** *** ** * *** * * * ** ** ***** * * *** * * ***
* ** ** * ** ** * ** * **
}
answered by (-214 points)
0 0
prog.c: In function 'main':
prog.c:20:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("&1d",a);
                ^~~~~
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.194.138
©2016-2025

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
| 15.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users