Instructions:

a$.$ Take an integer as input.

b$.$ Your program should evaluate the input integer for the following conditions and print results based on each condition:

a$.$ Condition $1$: Positive or Negative

$$ If the integer is positive, print "YES". If the integer is zero or negative, print $"$NO$".$

b$.$ Condition $2$: Odd or Even

$$ If the integer is odd, print "YES". If the integer is even, print $"$NO$".$

c$.$ Condition $3$: Last Digit Equals $7$

$$ If the last digit of the integer is $7,$ print "YES". Otherwise, print $"$NO$".$

c$.$ You must ensure that each condition is evaluated separately and the output for each condition is printed on a new line.

d$.$ Include appropriate comments in your code to explain what each part of the program does.