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  1. #include <iostream>
  2. #include <cstdio>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     double d = 1000000000000000001;
  9.     cout.setf(ios::fixed);
  10.     cout.precision(0); //0 - число символов после точки
  11.     cout << d << endl;
  12.     printf("%.0lf\n",d);
  13.     return 0;
  14. }
Success #stdin #stdout 0s 2896KB
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stdin
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Standard input is empty
stdout
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1000000000000000000
1000000000000000000
https://ideone.com/1SEHpO
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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