Delete block

every 10 minutes:   #Le temps#
	loop all players:
		if loop-player is in "ffa":        #Le monde pour les blocs..#
			loop all blocks in radius 75 around loop-player:    #le rayon de Clear autour du Joueur#
				if loop-block is cobblestone:       #Le bloc que tu veux#
					set loop-block to air