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  1. #include <iostream> 
  2. #include <string> 
  3.  
  4. int main() 
  5. { 
  6. int k=0,N=0,PI=3.14; 
  7. float S=0,s=0,y=0; 
  8.  
  9. y= PI/8; 
  10. printf("VVEDITE KOL-VO POVTORENIY N \n"); 
  11. scanf("%i",&N); 
  12. printf("\n\n"); 
  13.  
  14. for(k=0; k<=(N-1); k++); 
  15. { 
  16. s=1/((4*k+1)*(4*k+3)); 
  17.  
  18. S+=s; 
  19. printf("S%i=%.10f\n",k+1,S); 
  20. } 
  21. printf("S=%.10f\ty=%.10f\n",S,y); 
  22.  
  23.  
  24. getchar(); 
  25.  
  26. return 0; 
  27. }
Success #stdin #stdout 0s 16064KB
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stdin
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Standard input is empty
stdout
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VVEDITE KOL-VO POVTORENIY N 


S1=0.0000000000
S=0.0000000000	y=0.0000000000
https://ideone.com/mfIq5y
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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