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Which of the following statements is not valid c++ code?

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Problem:

I am learning programming, need to clear my query that,
Which of the following statements is not valid C++ code?

int ptr = &num1;

int ptr = int *num1;

float num1 = &ptr2;

 
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1 Answer

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Solution:

All of these are invalid
(int ptr=&num1;
int ptr=int *num1;
float num1=*ptr2; )
 
Hope you understand it 
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