def fib(n): if n == 0: # base case 1 return 0 if n == 1: # base case 2 return 1 elif n in calculated: return calculated[n] else: # recursive step calculated[n] = fib(n-1) + fib(n-2) return calculated[n]
def fib(n): if n == 0: # base case 1 return 0 if n == 1: # base case 2 return 1 elif n in calculated: return calculated[n] else: # recursive step calculated[n] = fib(n-1) + fib(n-2) return calculated[n]
Mr. Durov launched Telegram in late 2013 with his brother, Nikolai, just months before he was pushed out of VK, the Russian social-media platform he founded. Mr. Durov pitched his new app—funded with the proceeds from the VK sale—less as a business than as a way for people to send messages while avoiding government surveillance and censorship.
The seemingly negative pandemic effects and resource/product shortages are encouraging and allowing organizations to innovate and change.The news of cash-rich organizations getting ready for the post-Covid growth economy is a sign of more than capital spending plans. Cash provides a cushion for risk-taking and a tool for growth.