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  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4. int main() {
  5. 	printf("%.2lf", acos(-1.0));
  6. }
Success #stdin #stdout 0s 16064KB
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Standard input is empty
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3.14
https://ideone.com/gQINHN
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
secret

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