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  1. #include <iostream>
  2. #include <algorithm>
  3.  
  4. int main() {
  5.   char text[] = "hjn345njjj789mmm0";
  6.   auto number_of_digits =
  7.       std::count_if(std::begin(text), std::end(text), isdigit);
  8.   std::cout << "Number of digits " << number_of_digits << '\n';
  9. }
  10.  
Success #stdin #stdout 0s 3140KB
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stdin
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Standard input is empty
stdout
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Number of digits 7
https://ideone.com/aVx9Sr
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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