Description: for a given section of the article, please output the number of occurrences of each letter. Input: only one set of input data, the data size & lt10KB. In the article, except the last character, only lowercase letters, spaces and line breaks, no other punctuation, numbers and uppercase letters. The article in ' #' at the end. Output: Output format is " CA" , C as ' a' .. ' z' in the letters, A is the number of occurrences, C and A space between. Sample Input: here is the input this is the article# Sample Output: a 1 b 0 c 1 d 0 e 5 f 0 g 0 h 4 i 5 j 0 k 0 l 1 m 0 n 1 o 0 p 1 q 0 r 2 s 3 t 5 u 1 v 0 w 0 x 0 y 0 z 0

Statistical letters number.docx

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