Using C language, write code that solves the following problem. Have the user enter a string that is at most 100 characters long. Count how many space characters ' ' are within the string.

Design an algorithm or function to find the longest substring which contains 2 unique characters in a given string. You may list steps or psuedo code. Example: In the string "abaacacaacda" return "aacacaac"

JAVA

9. Use string methods to extract the website domain from an email, e.g., from the string "tomas.beuzen@fakemail.com", you should extract "fakemail". [) enail = "tonas. beuzengfakenail.com # Your answer here. • 10. Given the variable language which contains a string, use if/elif/else to write a program that: • return "I love snakes!" if language is "python" (any kind of capitalization) • return "Are you a pirate?" if language is "R" (any kind of capitalization) • else return "What is language ?" if language is anything else. O language = "python" # Your answer here.