Code for check prime in " Challenge- FUNDAMENTAL" shows cse test 1 fail. i can't understand the where it goes wrong

even i use flag also but still same issue .
even after changing n-1 to n/2 still test 1 fail.

hello @Yadav_Monika
pls save ur code here -> https://ide.codingblocks.com/
and share the link with me

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