C Programming
Which of the following statements are correct about the program below?#includevoid main(){ int size, i; scanf("%d", &size); int arr[size]; for(i=1; i<=size; i++) { scanf("%d", arr[i]); printf("%d", arr[i]); }}

The code is correct and runs successfully.
The code is erroneous since the statement declaring array is invalid.
The code is erroneous since the values of array are getting scanned through the loop.
The code is erroneous since the subscript for array used in for loop is in the range 1 to size.
None of these

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C Programming
What is the right choice, if the following loop is implemented?void main(){ int num = 0; do{ --num; printf("%d", num); }while( ++num >= 0 );}

The program will not enter into the loop.
A run time error will be generated.
The loop will run infinitely many times.
There will be a compilation error reported.
Prints the value of 0 one time only.

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