In this task, you are given a country name, and you need to return the year in which the country became independent. Independence is a nation's independence or statehood, usually after ceasing to be a group or part of another nation or state, or more rarely after the end of military occupation.

Input: Consider Input: Zambia

Output: 1964


Input: Consider Input: Guinea-Bissau

Output: 1974


Input: Consider Input: India


Output: 1947


