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
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53 Answers

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

int main()
{
* *** *   * *  *  ***       a[100];
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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);
          ^
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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 0: Correct output
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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#include<stdio.h>
#include<string.h>

int main()
{
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*  * ** *  *   * *   ****    *  ** ** *    * 
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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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}
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__;
              ^~~~
/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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}
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;
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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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Hidden content!
#include <stdio.h>
#define MAX_SIZE 100

int main()
{
**** ***  ** ****  *  *  str[MAX_SIZE];
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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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*    * * *** * * * *** **    0;
}
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#include <stdio.h>

int main()
{
**  ** *     * * *   *****   * string[100];
  * ** **  * ** *  *  ***     * s = string;
 ****** * ***   ** * * ** **** ** a,d,o;
    
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*  ***  ***** ** *  ******** *** * 0;
}
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Hidden content!
#include <stdio.h>

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

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

 ** *      *    **   * * * * *  *
    {
* * **  *   *     **  * *******   *   ***   * ** * * * * *  *  >='a' && *s<='z') || (*s >='A' && *s<='Z'))
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*** **   ** *   *******   * *** ***** *    ****** * 
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**  ***     ** **  **  *      * * ** ****   ** ** ***  
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*** * * **   *   *    *    *** **   * **   ** * * **   *     * ***   
   
  *   **** *  ** * ** * * **  *  0;
}
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1-4 Exercise 1: String compare function
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[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
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ID: 40714 - Available when: 2018-01-04 18:00 - Due to: Unlimited | 11.5k views
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