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ASDEVELOPMENT

PRI - Cetvrti zadatak

Sep 21st, 2017
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C++ 0.56 KB | None | 0 0
  1. #include<iostream>
  2. using namespace std;
  3.  
  4. /*
  5.  
  6. Napisite program, postujuci sve faze procesa programiranja, koji omogucava unos broja n preko tastature
  7. te izracunava sumu:
  8. S=1/3^2 + 1/5^2 + ... + 1/(2n+1)^2
  9.  
  10. Upotrijebite funkciju: float suma (int);
  11.  
  12. */
  13.  
  14. float suma(int n){
  15.  
  16.     float suma = 0;
  17.  
  18.     for (int i = 1; i <= n; i++){
  19.         if (i % 2 != 0){
  20.             suma += 1 / pow(i, 2);
  21.         }
  22.     }
  23.  
  24.  
  25.     return suma;
  26.  
  27. }
  28.  
  29. void main(){
  30.  
  31.     int n;
  32.  
  33.     cout << "Unesite prirodni broj n: " << endl;
  34.     cin >> n;
  35.  
  36.     cout << "Suma iznosi: " << suma(n) << endl;
  37.  
  38.     system("pause>0");
  39. }
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