Requirements: Validate city code Total population >0 Total of fully vaccinated must be greater than O but not be more than the total population If at least one data is invalid do not process, otherwise, display the following Name of city , XXXXXXXXX Total Population (12 years old and above):_999999 Total Population fully vaccinated _999999 % of fully vaccinated:, _99.99% Congratulations Herd immunity Achieved! (display if % is >=90%) Population for vaccination to achieve herd immunity : 9999 - 99.99% (display if herd immunity not yet achieved)

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