Created
February 28, 2014 15:19
-
-
Save acsellers/9272891 to your computer and use it in GitHub Desktop.
Round Robin
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package main | |
import ( | |
"fmt" | |
"github.com/acsellers/round" | |
) | |
func main() { | |
people := []string{"p1", "p2", "p3", "p4", "p5", "p6"} | |
result := round.Compilation(5) | |
for _, r := range result { | |
for i, pi := range r { | |
if i%2 == 0 { | |
fmt.Print(" [") | |
} | |
if pi == 0 { | |
fmt.Print("floating") | |
} else { | |
fmt.Print(people[int(pi-1)]) | |
} | |
if i%2 == 1 { | |
fmt.Print("],") | |
} else { | |
fmt.Print(", ") | |
} | |
} | |
fmt.Println("") | |
} | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package round | |
// Compilation creates round robin listings for a number of players. For the | |
// sake of performance | |
func Compilation(playerNum int) [][]uint16 { | |
var odd bool | |
if playerNum %2 == 1 { | |
odd = true | |
playerNum++ | |
} | |
fi := make([][]uint16, playerNum-1) | |
t := make([]uint16, (playerNum-1)*2) | |
for i := 1; i < playerNum; i++ { | |
t[len(t)-i] = uint16(i + 1) | |
t[len(t)-playerNum-i+1] = uint16(i + 1) | |
} | |
if odd { | |
t[len(t)-playerNum+1] = 0 | |
t[0] = 0 | |
} | |
half := playerNum / 2 | |
for i, _ := range fi { | |
fi[i] = make([]uint16, playerNum) | |
fi[i][0] = 1 | |
for j := half - 1; j > 0; j-- { | |
fi[i][j*2] = t[playerNum-j+i-1] | |
} | |
for j := 1; j <= half; j++ { | |
fi[i][j*2-1] = t[j+i-1] | |
} | |
} | |
return fi | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment