on shoot:
　　shooter is player
　　if {sniper.%shooter%} is not set:
　　　　set {sniper.%shooter%} to 0
　　{sniper.%shooter%} is 0
　　name of shooter's tool is "&6スナイパーライフル"
　　shooter has an arrow
　　cancel event
　　set {sniper.%shooter%} to 1
　　shoot an arrow from shooter at speed 8
　　wait 1 tick
　　set {sniper.%shooter%} to 0