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  1. #include <stdio.h>
  2. int main()
  3. {
  4.  float jr2, l, O;
  5.  printf("%f", jr2);
  6.  l = 3.14 * jr2 * jr2;
  7.  O= 2 * 3.14 * jr2;
  8.  printf("%.2f %.2f\n", l, O);
  9.  return 0;
  10. }
Success #stdin #stdout 0s 5280KB
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0.0000000.00 0.00


	

		
	 
	
	
			

					
			
			
			
			
			
			
			
			

			
			
			
		

	
		
		

			

			                        







			
			

				

	
					
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language:

						
C (gcc 8.3)

					

					

						
created:
								
						
11 days ago

					

					

						
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