30 lines
463 B
C++
30 lines
463 B
C++
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#include <iostream>
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using namespace std;
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int main() {
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int i;
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float n,j=0;
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float pi;
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cout << "Podaj liczbę elementów ciągu: ";
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cin >> n;
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pi = 0.0;
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j = 1;
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for(i=1; i<=n; i++) {
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if(i % 2 != 0) {
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pi = pi + 4/j;
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}
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else {
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pi = pi - 4/j;
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}
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j += 2;
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}
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cout.precision(20);
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cout << "Wartość Pi wynosi: " << pi << endl;
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system("pause");
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return 0;
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}
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