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  1. #include <iostream>
  2. #include <bitset>
  3. int main() {
  4. int i = 42;
  5. std::cout << std::showbase << std::hex << i << std::endl;
  6. std::cout << std::oct << i << std::endl;
  7. std::cout << std::bitset<8>(i) << std::endl;
  8. return 0;
  9. }
Success #stdin #stdout 0s 3472KB
stdin
Standard input is empty
stdout
0x2a
052
00101010