26 lines
549 B
Plaintext
26 lines
549 B
Plaintext
class Combinations(val m: Int, val n: Int) {
|
|
private val combination = IntArray(m)
|
|
|
|
init {
|
|
generate(0)
|
|
}
|
|
|
|
private fun generate(k: Int) {
|
|
if (k >= m) {
|
|
for (i in 0 until m) print("${combination[i]} ")
|
|
println()
|
|
}
|
|
else {
|
|
for (j in 0 until n)
|
|
if (k == 0 || j > combination[k - 1]) {
|
|
combination[k] = j
|
|
generate(k + 1)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fun main(args: Array<String>) {
|
|
Combinations(3, 5)
|
|
}
|