How to do for IPO and Pseudocode?

API Status 0-50 Good 51-100 Moderate An Air Pollutant Index (API) recording system should allow user to enter the name of month to start using the system. If the user entered September, April, June, or November as the month, 30 API readings should be keyed-in by the user into the program. If user entered February, the system will ask the user to choose between leap year or non-leap year. If user choose non leap year, 28 API readings should be keyed-in into the system or else, 29 API readings will be captured. Other than that, 31 readings should be keyed-in by the user. For each API reading entered, the program should be able to analyze the condition and display the API reading with its status as per in Figure 1. 101-200 Unhealthy 201-300 Very Unhealthy Hazardous Figure 1 API Status 0-50 Good 51-100 Moderate An Air Pollutant Index (API) recording system should allow user to enter the name of month to start using the system. If the user entered September, April, June, or November as the month, 30 API readings should be keyed-in by the user into the program. If user entered February, the system will ask the user to choose between leap year or non-leap year. If user choose non leap year, 28 API readings should be keyed-in into the system or else, 29 API readings will be captured. Other than that, 31 readings should be keyed-in by the user. For each API reading entered, the program should be able to analyze the condition and display the API reading with its status as per in Figure 1. 101-200 Unhealthy 201-300 Very Unhealthy Hazardous Figure 1