1-4 Exercise 3: String details

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Please write a program, the user will enter a line of characters, then the program will calculate number of digits, alphabets and another characters.

寫一個程式 輸入一個字串，計算字串裡的數字、英文字母和其他符號的次數。

Example input:

1234567890Ancdefghijklmnopqrstuvwxyz~!@#$%^&*()_+

Example output:

digit:10
alphabet:26
other:13

 

[Exercise] Coding (C) - asked in Chapter 13: Strings by (5.2k points)
ID: 40715 - Available when: 2018-01-04 18:00 - Due to: Unlimited
edited by | 9.2k views

53 Answers

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#include<stdio.h>
#include<string.h>

int main()
{
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}
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* *   *    ***   * 
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int main(void)
{
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}
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prog.c: In function 'main':
prog.c:12:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
  for(i = 0; i<strlen(sentence); ++i)
               ^~~~~~
prog.c:12:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:12:15: note: include '<string.h>' or provide a declaration of 'strlen'
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Case 1: Correct output
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prog.c: In function 'main':
prog.c:6:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
  scanf("%s",&sen);
          ^
commented by (4.3k points)
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prog.c: In function 'main':
prog.c:7:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
  scanf("%s",&sen);
          ^
commented by (4.3k points)
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Case 1: Correct output
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prog.c: In function 'main':
prog.c:7:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
  scanf("%s",&sen);
          ^
commented by (4.3k points)
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prog.c: In function 'main':
prog.c:7:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
  scanf("%s",&sen);
          ^
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Case 1: Correct output
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Case 0: Wrong output
Case 1: Wrong output
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Case 0: Correct output
Case 1: Correct output
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Case 0: Correct output
Case 1: Correct output
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Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
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}
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Hidden content!
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100

int main()
{
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***  **** * ***   *   * *  *  alphabets, digits, others, i;

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}
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prog.c: In function 'main':
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccUZH0tM.o: In function `main':
prog.c:(.text+0x38): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
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Hidden content!
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100

int main()
{
 * ******** *** **   * * **  *  str[MAX_SIZE];
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* **  * **** * *  ** *    ***  * * 0;
}
answered by (-168 points)
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prog.c: In function 'main':
prog.c:11:11: warning: zero-length gnu_scanf format string [-Wformat-zero-length]
     scanf("", &str);
           ^~
prog.c:12:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccNXoqk6.o: In function `main':
prog.c:(.text+0x50): warning: the `gets' function is dangerous and should not be used.
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Hidden content!
#include <stdio.h>
#define MAX_SIZE 100

int main()
{
  * * ***   * * *   * *    *   *  str[MAX_SIZE];
 * ** * **   **  *  **  **      alphabets, digits, others, i;

*      **  *  ******  *** *****  = digits = others = i = 0;
     **** ** ****    *    *** *    * *    ** **  &str);
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 ** *  * ** ** **  * ***     *  ** 0;
}
answered by (-168 points)
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prog.c: In function 'main':
prog.c:10:11: warning: zero-length gnu_scanf format string [-Wformat-zero-length]
     scanf("", &str);
           ^~
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccinxSTa.o: In function `main':
prog.c:(.text+0x50): warning: the `gets' function is dangerous and should not be used.
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#include <stdio.h>
#define MAX_SIZE 100

int main()
{
* ** *  **   *** **  **  *** str[MAX_SIZE];
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**    *  * ***    *    *  * 0;
answered by (-168 points)
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prog.c: In function 'main':
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
prog.c:35:5: error: expected declaration or statement at end of input
     return 0;
     ^~~~~~
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#include <stdio.h>

int main()
{
 **** **  * * *******  ** **  str[100];
* *** *  **    *   *    **  **  **  alphabets, digits, others, i;
** **   *   ** *  * * *** 
* ***   **   *    **   * ** *  ** = digits = others = i = 0;
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}
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Hidden content!
#include <stdio.h>

int main()
{
***   *       ****  ***    *  string[100];
   **  *  **         **    * * s = string;
  ** *   *  **   * ***** a,d,o;
    
 ***    *   ****  * **  * *  = d = o = 0;

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****  ** *   * **  *   *    ****  ***    *     *   * * 
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**  *    * * *****        ***    * * **  **     ** *
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  ** * * *****    *   **  *    0;
}
answered by (-193 points)
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Hidden content!
#include <stdio.h>

int main()
{
** *  *** * ** *   *   * * *   string[100];
   ** *   ** *    *  *  * * * * *  * s = string;
***  * *** *          * *  * * a,d,o;
    
** **  ** *** *****   * * * = d = o = 0;

* * * *    **     ****  * * *   * * *  *  

*** **  **** * ******* * ** * * **
    {
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***    * * **    * *   *  *   *** * **    * *   ** *** 
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     **** ** ** * *    *******     * *   **  ** * **  * * 
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* * *  *  ******  *        * * **
    
* ** ***** * ****    **** *    **** *   *  *****   ***** * * ***  ** 
   
* *       *    *  *     **   **** 0;
}
answered by (-193 points)
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commented by (4.3k points)
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1-4 Exercise 1: String compare function
[Exercise] Coding (C) - asked Jan 4, 2018 in Chapter 13: Strings by semicolon (5.2k points)
ID: 40713 - Available when: 2018-01-04 18:00 - Due to: Unlimited | 7.6k views
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1-11 Exercise 3: Prefix of a string
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
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1-4 Exercise 2: Sum of big numbers
[Exercise] Coding (C) - asked Jan 4, 2018 in Chapter 13: Strings by semicolon (5.2k points)
ID: 40714 - Available when: 2018-01-04 18:00 - Due to: Unlimited | 6.6k views
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