Given a word, you need to judge whether the usage of capitals in it is right or not. We define the usage of capitals in a word to be right when one of the following cases holds: a. All letters in this word are capitals, like "USA". b. All letters in this word are not capitals, like "procareer". c. Only the first letter in this word is capital, like "Google". d. Otherwise, we define that this word doesn't use capitals in a right way. Input Format :
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Given a word, you need to judge whether the usage of capitals in it is right or not.
We define the usage of capitals in a word to be right when one of the following cases holds:
a. All letters in this word are capitals, like "USA".
b. All letters in this word are not capitals, like "procareer".
c. Only the first letter in this word is capital, like "Google".
d. Otherwise, we define that this word doesn't use capitals in a right way.
Input Format :
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A string
Output Format :
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Boolean value, True/False
Sample Input-1 :
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USA
Sample Output-1 :
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True
Sample Input-2:
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FlaG
Sample Output-2:
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False
Sample Input-3:
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Facebook
Sample Output-3:
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True
Sample Input-4:
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losAnGeles
Sample Output-4:
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False
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