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  1. #include <iostream>
  2. #include <cstdint>
  3. #include <limits>
  4.  
  5. int main()
  6. {
  7. std::uint64_t bigint = std::numeric_limits<std::uint64_t>::max();
  8. std::cout << bigint << std::endl;
  9. }
Success #stdin #stdout 0s 2852KB
stdin
Standard input is empty
stdout
18446744073709551615