1 like 1 dislike
19.1k 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 | 19.1k 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:172.71.254.105
©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
| 14.6k 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
| 19k views
12,783 questions
183,442 answers
172,219 comments
4,824 users