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  1. #include <iostream>
  2. #include <stdio.h>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	char c = 0x80;
  7. 	printf("%x\n", c); //c は char型
  8. 	int n = (c & 0xF0) >> 4;
  9. 	std::cout << n << std::endl;
  10. 	return 0;
  11. }
Success #stdin #stdout 0s 3296KB
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stdin
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Standard input is empty
stdout
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ffffff80
8
https://ideone.com/rAiRQB
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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