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  1. #include <fstream>
  2. #include <iostream>
  3. #include <string>
  4.  
  5. void printSize(const std::string& address) {
  6.   std::fstream motd(address.c_str(), std::ios::binary|std::ios::in|std::ios::ate);
  7.   if(motd) {
  8.     std::fstream::pos_type size = motd.tellg();
  9.     std::cout << address << " " << size << "\n";
  10.   } else {
  11.     perror(address.c_str());
  12.   }
  13. }
  14.  
  15. int main () {
  16.     printSize("/etc/motd");
  17.     printSize("/etc/passwd");
  18. }
  19.  
Success #stdin #stdout 0.01s 2860KB
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stdin
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Standard input is empty
stdout
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/etc/passwd 3188995
https://ideone.com/Tr6AVb
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

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