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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     float radius;
  6.     cout << "Enter the radius of the circle: ";
  7.     cin >> radius;
  8.     float area = 3.14 * radius * radius;
  9.     cout << "Area of the circle is: " << area << endl;
  10.     return 0;
  11. }
  12.  
Success #stdin #stdout 0s 5316KB
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stdin
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Standard input is empty
stdout
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Enter the radius of the circle: Area of the circle is: 0
https://ideone.com/KUPtvY
language:
C++14 (gcc 8.3)
created:
29 days ago
visibility:
public

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