Here , u just have to take a = c^d ,Then check if it do satisy the condition or not , if it doesn't then cout -1 , else cout a. I would appreciate if you can add proof for same.
1 line soln for Today Div 2 C
Here , u just have to take a = c^d ,Then check if it do satisy the condition or not , if it doesn't then cout -1 , else cout a. I would appreciate if you can add proof for same.
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