C Programming
String concatenation means -

Combining two strings.
Partitioning the string into two strings.
Merging two strings.
Comparing the two strings to define the larger one.
Extracting a substring out of a string.

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

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