1 like 1 dislike
3.5k 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 | 3.5k 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:172.70.131.133
©2016-2024

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
| 2.5k 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
| 3.5k views
12,783 questions
183,443 answers
172,219 comments
4,824 users