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@viebel
Created August 29, 2021 08:33
factorial.go
import (
"fmt"
"math/big"
)
func factorial(x *big.Int) *big.Int {
n := big.NewInt(1)
if x.Cmp(big.NewInt(0)) == 0 {
return n
}
return n.Mul(x, factorial(n.Sub(x, n)))
}
func main() {
fmt.Println(factorial(big.NewInt(103)))
}
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