RosettaCodeData/Task/Almost-prime/Odin/almost-prime.odin
2023-09-01 09:35:06 -07:00

26 lines
436 B
Odin

package almostprime
import "core:fmt"
main :: proc() {
i, c, k: int
for k in 1 ..= 5 {
fmt.printf("k = %d:", k)
for i, c := 2, 0; c < 10; i += 1 {
if kprime(i, k) {
fmt.printf(" %v", i)
c += 1
}
}
fmt.printf("\n")
}
}
kprime :: proc(n: int, k: int) -> bool {
p, f: int = 0, 0
n := n
for p := 2; f < k && p * p <= n; p += 1 {
for (0 == n % p) {
n /= p
f += 1
}
}
return f + (n > 1 ? 1 : 0) == k
}