1 like 1 dislike
22.3k 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 | 22.3k 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:104.23.197.65
©2016-2026

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
| 16.8k 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
| 21.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users