1 like 1 dislike
8.2k 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 | 8.2k 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:172.70.179.148
©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
| 6.5k 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
| 9.1k views
12,783 questions
183,443 answers
172,219 comments
4,824 users