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  1. #include <iostream>
  2.  
  3. int main() {
  4. uint16_t tmp16;
  5. uint64_t serialNo=0;
  6.  
  7. for (int i = 0; i< 3; i++)
  8. {
  9. std::cin >> tmp16;
  10. serialNo = (serialNo << 16) | tmp16;
  11. }
  12. std::cout << sizeof(serialNo)*8 << ' ' << serialNo;
  13. }
Success #stdin #stdout 0s 4752KB
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1 2 3
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64 4295098371
https://ideone.com/lEBjIm
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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