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Computer Plus Plus Miscellaneous Difficulty: Medium

The report card and merit list forms the What would be the asymptotic time complexity to insert an element at the second position in the linked list? What will be the output of the following C# code snippet? class Program { static void Main(string[] args) { String s1 = "CSHARP"; String s2 = s1.Replace('H','L'); Console.WriteLine(s2); Console.ReadLine(); } } What will be the output for the following code? #include <stdio.h> bool func(int arr[], int n, int sum) { if (sum == 0) return true; if (n == 0 && sum != 0) return false; if (arr[n-1] > sum) return func(arr, n-1, sum); return func(arr, n-1, sum) || func(arr, n-1, sum-arr[n-1]); } int main() { int arr[] = {4,6, 12, 2}; int sum = 12; int n = sizeof(arr)/sizeof(arr[0]); if (func(arr, n, sum) == true) printf("true"); else printf("false"); return 0; } Which of the following is not a valid C variable name?