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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. #if 1
  5.  
  6. //Q1
  7. int main() {
  8. 	unsigned A, B;
  9. 	cin >> hex >> A >> B;
  10. 	//--------ここから--------
  11. 	unsigned T;
  12. 	T = A;
  13. 	A = B;
  14. 	B = T;
  15. 	//--------ここまで--------
  16. 	//一時変数Tを使ってしまっているので解答にはならない
  17. 	//それを無視した場合配点は(10-4)x2+15=27点
  18. 	cout << hex << "0x" << A << " 0x" << B << endl;
  19. }
  20.  
  21. #else
  22.  
  23. //Q2
  24. int main() {
  25. 	unsigned A;
  26. 	cin >> hex >> A;
  27. 	//--------ここから--------
  28. 	unsigned T=0;
  29. 	for(int i=0,j=31; i<16; ++i,--j) {
  30. 		T |= (A & (1<<i)) << j-i;
  31. 		T |= (A & (1<<j)) >> j-i;
  32. 	}
  33. 	A=T;
  34. 	//--------ここまで--------
  35. 	//(10-6)*2=8点
  36. 	cout << hex << "0x" << A << endl;
  37. }
  38.  
  39. #endif
  40.  
Success #stdin #stdout 0s 3300KB
comments (?)
stdin
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0x12345678 0x90ABCDEF
stdout
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0x90abcdef 0x12345678
https://ideone.com/exvHQ6
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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