1 like 1 dislike
12.5k 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 | 12.5k 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:172.70.126.120
©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
| 9.6k 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
| 13.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users