1 like 1 dislike
14.9k 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 | 14.9k 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:172.69.130.85
©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
| 11.4k 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
| 15.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users