Shooting Enemy MixFaster

In the middle of the screen there is a turret (turret that fires continuously) you have to hold down on the screen and move the point of contact (mouse or finger) the turret will rotate accordingly and shoot.
Enemy troops will move from left to right and in the right corner there is a letter containing themselves (must protect) the enemy will display the number (number of bullets must be fired to destroy, the number of bullets to be fired will be random) Don't Let the opposing team touch your character, otherwise you will lose
Game over: compare high scores
The game has 2 modes:
Normal: Enemy spawn frequency and speed increase gradually
Difficult: The frequency and speed of the enemy's appearance increases gradually, in this mode the enemy will move faster and change direction to dodge bullets continuously