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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     float num = 3.14159;
  6.     cout << fixed;
  7.     cout.precision(2);
  8.     cout << num << endl;
  9.     printf("%.2f", num); //apenas se for usar em C puro, não use em C++
  10. 	return 0;
  11. }
Success #stdin #stdout 0s 3456KB
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3.14
3.14
https://ideone.com/Fw5JKA
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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