The number of gallons of paint needed to cover a wall is equal to the wall's total area divided by 350.0. The program reads wall_area from input, representing a wall's total area. Complete the program to output the number of gallons of paint needed to cover the wall, rounded to five digits after the decimal point. Ex 1: If variable wall_area is assigned the value 250.0, then the output is: 0.71429 Ex 2: If variable wall_area is assigned the value 578.6, then the output is: 1.65314