1 like 1 dislike
8.1k views

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如,數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited

edited by | 8.1k views

85 Answers

0 like 0 dislike
Hidden content!
*** * ** * ** **
int main **
{
int ** * *
*** **** ** ** *******
* ** (a != 0){
*** * * * * * ***** * += a%10;
* ** * ** * * * * /= 10;
* ** * *** * *** * *

}

* ** **** * * ****
** 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
* * * ** * ** ** **** a, a2, b1, b2, b3, b4, i, sum;
* ********* * *** ****** ** **
**** * * * * * **** ** * ** * *** *** &a);
** * ** ****** * *
*** * * * * ** ** *** {
** * * * * * * * * * * * * * * * *
* * *** * * ** ** ** ** * *** * break;
** * *** **** **** ****** **** ** * ****
    }
* * ** **** * * ** ****** * ", i);

* * * * ** ** **** **** {
** * *** ** ** ** ** * ** * * **** * *
** * * *** * * ** * ** ** * ****** * * * * ** ***
***** ***** ** *** * * * * ***** ** ** ** ** * ** * * * *
*** **** *** * * ** * * *** *** ** * * * * * * * ** **
    }
* * *** * * ** ** *** * if(i==3) {
* * * ******** * * * ***** * * * * **** * *
* ** ** ** * *** ** * * * * * ** ** ** ** * ***** *
*** ** * *** ** *** ** * ** *** ******** ** *** *** * ** ** ** * *
    }
* * * ** * * * * *** if(i==2) {
* * * ** * ****** * ** * * * * **** * * *** *
**** * * ******** ** * *** ** * * ** * ** *** ** ***** * *
    }
**** ** * ** * ****** * * if(i==1) {
**** * * * ** * * * ** ****** * * * **** **** ** *** * **
    }
** * * ** *** ****** * **
* * * * * * **** **** ** * * ** * %d %d %d", b4, b3, b2, b1);
* ******** * ** * ** *** * * * *** sum);
}
answered by (-108 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
can you replace 4 if statements with only 1 loop?
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
*** * ** * ** *** * * a,b,c,d,e,f;
** * * * * * * * **** *** %1d %1d * ** * * * * * * *** * *
**** * ** * * * * ** * * (a==0 && b==0 && c==0)
*** * * ** ** *
* * * *** * * * * * *
** *** ** ** * **
** * ** * *** ** * * if(a==0 && b==0)
** * *** *** * * *** ***
* * *** *** ** ****** **** * * * * ** * * * *
*** *** * * * *** *
* **** * ** * *** ** if(a==0 && b==0)
**** * ** ** ** * **
** *** * * * *** *** ** **** * ********* ***
* ****** ** ** ** * **
* * * **** ** *** ***
* * ** **** **** * * *
* * * * * * * ** ** ** ** *** ** ** * ** *
* * * * * * * * * * * *
** *** * * ** * *** * ****
* ************** * ** * * ***** %d",f,e);
* * *** * * *** ***** * 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
what if a == 0 && c == 0 && d == 0
or b == 0 && c == 0 && d == 0
it will all print f = 4
0 like 0 dislike
Hidden content!
int main() {
    int a, a2, b1, b2, b3, b4, i, sum;
** *** ** * * * ** *** * *
* **** ** ** * ** * * ** * * * * &a);
* * **** ** * * ****
* ** ** * * * * * * **** * * {
* * ** * ******* ** **** * * * *** ** ** * * **** *
** * ** * ****** * * * ****** ***** ***** ** ** * ** * ** break;
* * * * * * **** * *** ** * * *** **
    }
******** **** ***** ***** * * *** * * ", i);

* ** * ** **** ** ** ** ** {
* * ** ** *** * * * ** ** ** * ** ** * * * **
*** * ** ** *** * ***** * ****** ***** ** * ** **
* * * * * * *** * ** ** *** * ** ** * **** * ****
** ** * ** * *** * ** * ** * * * ** *** **** * ***
    }
** * ** ** ** ** *** if(i==3) {
* *** * * ** * * * * * * * ** * * * * ** ** * **
** * * * * ** *** *** **** *** *** *** **** * *
*** ** * *** ** *** ** * * * * * ** * * * ** ** * * *** ***
    }
* ***** * ** ** if(i==2) {
* * * * ** ** * ** * ******** *** **** * * ******* * *
** * * **** * * *** *** ** * ** * * ** *** * ** * * *
    }
******* ** * *** **** * if(i==1) {
** ** *** * * ***** * * * **** * * ** ** * *
    }
* * *** ** ** ** * * * * ** ** *
** ** ** * ** * * ** * * * *** %d %d %d", b4, b3, b2, b1);
* * ** * ** ***** * * ** ********* **** sum);
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration]
     scanf("%d", &a);
     ^~~~~
prog.c:4:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror]
prog.c:4:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:11:5: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration]
     printf("%d ", i);
     ^~~~~~
prog.c:11:5: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
prog.c:11:5: note: include '<stdio.h>' or provide a declaration of 'printf'
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
***** * * * * ** a,b,i,max;
* * * ** ** ** ** * * %d",&a,&b);
* *** ** *** * * * * * *** * * * ** **
* * **** **** * *** **
*** ******* ** * **** * ** ** ** * * * * * * * * **** ****** **
* * ** **** ** *** * * ** * ** * ** **** *
* * *** *** ** ***
* ** * *** ** ** * ** * * ** *** ******
* ***** * * ** * ** ** * 0;
}
answered by (-284 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
** * * * **** * * i;
**** ** * **** ***** * * * sum=0,counter=0;
** * *** * * *********** * *** ** **** *** * *** ** ){
** * * *** * * *** * * * * **** * * * *** **** ** ** *
** * * **** * * * * *** * * ****** * *
* * ** ** * ** * *** *
** * * **** ** * *** %d",counter,sum);
*** **** ** ******** * 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{int sum,d,c,i,m;
**** ** * ** *** * * *** ***** *
**** ** ** * * ** * * ** *
* * ** *** * ********* *** * * * **
    {
* * * ** *** ** * * ** * **** *** **
*** ** * * *** ** * * **** * ** * * **** *** ***
* ******* *** ***** ** ** * * *** ****
* ** * ****** * * ** * * **** * ** * *** *
** * * ******* * * ** * ** **** * ** ** ***
    }
* *** * *** * ** * ** *** * ***
** * ** ** ** * *** * ** * %d",i+1,sum);
** *** * * ** **** * * 0;
}
answered by (-168 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
1 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
** ***** ** ** * * * *** a, a2, b1, b2, b3, b4, i, sum;
** * ** * ****** * *** * **** *
** ** ** * ** ** ***** ** *** *** ** &a);
** * * *** * * **
** ** ***** ** ** ** * * * * {
*** ** * *** * ** * ** * ** ** ** ** * * * *
* *** *** ** * ** ** * **** * ******* *** * ** * break;
** *** *** * ** * ** ***** * ** *** *** ** ** **
    }
** ** **** * **** * *** ", i);

* * * ** * **** ** *** * {
**** *** ** ** ****** * *** * * ** * * ** ** **** *
******** * ** * *** ** **** * ** *** * ** * * *** ** **
* * ** ** *** * ** * *** ** ** * * * *** ** ** ** * * ** **
** ******* ** * ** * ** **** * * * **** *** **** ********
    }
* * ** * * ** ** * * * if(i==3) {
* * * ***** ******** * * * * * *** * * ** **** * *** *
** *** * * ** * * ** ** * **** **** *** ** ** * * ***
**** ****** ****** ** *** * *** * *** * * ** * *
    }
*** * *** * **** *** if(i==2) {
**** * *** * *** * * ** * * *** * * *
** ** * * * * * *** * * * *** * ** * * ** * *
    }
* ** * ** * * ** ** if(i==1) {
** * *** * * * * ** * **** ** *
    }
*** * ** ** *** * * ** *** *
** *** * ** ** * ***** * ** **** %d %d %d", b4, b3, b2, b1);
*** * ** * * * * *** ** ** * sum);
}
answered by (-284 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
**** ** * *** * * **** ** i;
** ** ** ** * * ** ** *** * sum=0,counter=0;
* * * **** * ** ** * ** ** * ** ** ****
** * **** ***** ** * {
** * * * ** *** ** *** * * * **** ***
* * **** ** * ** * ********* * * * * ** * *** i%10;
*** **** * ** * * ** ** * * * *** * ** *
* * * * *** * ** ** * * **

* * ** * * * *** * * *** * ** %d",counter,sum);
* ** **** *** * * * * 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
* * * * *** ** **

int * ** **

int **

int *

**** ** ** ** ** ** **
*** **
** *** **
* *
**** ** ***
* * * * *

* ** * *
a= ***
*
}


* * *** ** * * * *


}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.7.36
©2016-2025

Related questions

0 like 0 dislike
69 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28913 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 6.4k views
2 like 0 dislike
64 answers
[Exercise] Coding (C) - asked Oct 19, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
| 9k views
12,783 questions
183,443 answers
172,219 comments
4,824 users