Identify(if any) and correct the errors in each of the following statements.

1. printf(This gives information about variable of %f and %d is , num1, num2, num1+num2)

2. print(Happy birthday , a+b);

3. For (x = 100, x >= 1, ++x) { printf("%d ", x); }

4. char str[ 5]; scanf( "%s", str[ 4 ] );

5. printf();