You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

67 lines
955 B

package solutions
import (
"fmt"
)
func show(n int, table [9]int, tmax [9]int) {
i := 0
for i < n {
fmt.Print(table[i])
i++
}
if table[0] != tmax[0] {
fmt.Print(", ")
}
}
func printComb1() {
table := [9]int{0}
tmax := [9]int{9}
for table[0] <= tmax[0] {
show(1, table, tmax)
table[0]++
}
}
func PrintCombN(n int) {
table := [9]int{0, 1, 2, 3, 4, 5, 6, 7, 8}
tmax := [9]int{}
if n == 1 {
printComb1()
} else {
i := n - 1
j := 9
for i >= 0 {
tmax[i] = j
i--
j--
}
i = n - 1
for table[0] < tmax[0] {
if table[i] != tmax[i] {
show(n, table, tmax)
table[i]++
}
if table[i] == tmax[i] {
if table[i-1] != tmax[i-1] {
show(n, table, tmax)
table[i-1]++
j = i
for j < n {
table[j] = table[j-1] + 1
j++
}
i = n - 1
}
}
for table[i] == tmax[i] && table[i-1] == tmax[i-1] && i > 1 {
i--
}
}
show(n, table, tmax)
}
fmt.Println()
}