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:172.69.130.84
©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