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Section 1.5.2 Character Counting
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Program
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.. literalinclude:: cprogs/sec_1.5.2_character_counting.c
   :language: c

Explanation
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In this program we are going to count the number of characters present in the
input. The program does the counting by setting nc to 0 in the beginning. As the
program enters while loop condition (getchar() != EOF).  When nc hits end of the
document it prints the number of characters in the file.

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