1 like 1 dislike
15.3k 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 | 15.3k 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:172.69.17.67
©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
| 11.8k 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
| 16.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users