The C++ code shown in Figure 6-45 should display “Illinois” when the state code is 1, “K...

The C++ code shown in Figure 6-45 should display “Illinois” when the state code is 1, “Kentucky” when it’s 2, “New Hampshire” when it’s 3, “Vermont” when it’s 4, and “Massachusetts” when it’s 5. If the state code is not 1 through 5, the code should display the “Unknown state” message. Correct the errors in the code.