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  1. #include <iostream>
  2.  
  3. int main() {
  4. 	unsigned long long la = 1LL << 60, lb = 1LL << 6;
  5. 	double a = la, b = lb;
  6. 	double r1 = (((a + b) + b) + b) + b;
  7. 	double r2 = a + ((b + b) + (b + b));
  8.  
  9. 	unsigned long long ll1 = r1, ll2 = r2;
  10. 	unsigned long long true_res = la + 4 * lb;
  11. 	std::cout << ll1 << '\n' << ll2 << '\n' << true_res << '\n';
  12. 	return 0;
  13. }
Success #stdin #stdout 0s 15232KB
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Standard input is empty
stdout
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1152921504606846976
1152921504606847232
1152921504606847232
https://ideone.com/DmCDIP
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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