12-28 Exercise 2: Prints a table showing how many time each digit appears

Question

Write a program that ask the user to input a serial character (max 1000). Prints a table showing how many time each digit appears in the number. You should see 'A' and 'a' as the same.

寫一個程式 求使用者輸入一字串(最大1000) 輸入字母出現的次數 (A跟a算一樣)

Example input

Write a program that ask the user to input a serial character. Prints a table showing how many time each digit appears in the number. You should see 'A' and 'a' as the same.

Example output

A 19
B 2
C 3
D 3
E 15
F 0
G 3
H 9
I 9
J 0
K 1
L 3
M 5
N 7
O 6
P 5
Q 0
R 10
S 10
T 13
U 5
V 0
W 3
X 0
Y 2
Z 0

 

Answer 1

Hidden content!
#include * *  * **** *
#include ***  ***  **  

#define MAX_SIZE 1000 //Maximum size of the string

int main()
{
*      ** *  ** ** **    ** *  **  string[MAX_SIZE];
** ***  ** * **  ***   **     *      i, len;
 **** * *  * ** *****   * ***  frequency[26] = {0};

 *        * ***   ** ** * * ****  *  ** *  *   ** ** *  * string);

**    * *** * *     ****   ** = strlen(string);

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** **   *** * * * *  *  * *  ***  ** ** * ***  ** * ***
  *     * **  * **   **** ***  ****  *   ****  ***   *      *  *  ***   * * &&   **    *  *** 
* ** *  **  *      ****  * *** **  ****  *    ** **** ** * * ***  *  ** * ****   **  * ***** *  - 65]++;
*** ** **   *****  ***     ** * *** **  **    *   ******  * 
* ** ** *         ** * * 

*   * ***  * * *** * *****    *   i<26; i++)
* *  **  **  ***  * ** * ** 
**** ** ******** ***** ***    ****** * **   ** * **  <25)
**  **   *  *** ***  **** *  *** **** * **  ** ** *    * *** *** *   ** ******* ** * *** * ** %d\n", (i+65), frequency[i]);
  * * *  * *      ****  * ** *   *** *  *  ***   *  * *   * ** 
***    ** *  * * *    *************  *** **** *   **** * *  * *** * * * * **  *  * *  ****   ** %d", (i+65), frequency[i]);
 ** * ** *  *   ** **  ***  *  

*** **     * ***  * * ******  **   0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

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Case 0: Correct output
Case 1: Correct output