Project not running-please telll me what would you change

hey guys I wrote the project :smile: Write a program that calculates compound interest

Please tell me what would you change to make it work properly!I am new to this and have no clue what am I doing!

loanBeforecI = loan before compound interest
cI = compound interest
loanAfterCI = loan after adding the compound interest

nt loanBeforecI;
double cI;
double loanAfterCI = loanBeforecI*cI ;
Console.WriteLine("What is the amount of Loan you want to take?");
Console.WriteLine("What is the  Compount interest you have?");
Console.WriteLine("Your compount interest will be"loanAftercI);