C++ program that counts the occurrences of the user-entered string in a text file. If user entered empty string - program should finish. file should be prompted from command line argv[1].

Line to compile: g++ -std=c++11 search.cpp -o search

Text File:

Hello World!

Hello C++!

Hello School!

Example output:

zlizpd3 S ./search Invalid command line arguments. Usage: ./search textfile zlizpd3 S Running the program: zlizpd3 S ./search helloworld.txt Search for: zlizpd3 S Running the program: zlizpd3 S ./search helloworld.txt Search for: Hello 3 occurance found in the file Search for: hello 0 occurance found in the file Search for: Hello C++ 1 occurance found in the file Search for: e 3 occurance found in the file Search for: zlizpd3 S If the text file cannot be opened: zlizpd3 S ./search missing.txt Cannot open file zlizpd3 S