13 lines
231 B
C++
13 lines
231 B
C++
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int factorial(int start) {
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if (start < 0)
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return 0;
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auto result = 1;
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for (auto index = 2; index < start; index++)
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result *= index;
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return result;
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}
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int main(int argc, char** argv) {
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return factorial(5) == 120;
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}
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