1 like 1 dislike
19k 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 | 19k 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:172.69.130.93
©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
| 14.5k 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
| 18.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users