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Problem 1223
More than Fibonacci
Time Limit: 1000ms
Memory Limit: 65536kb Description
The New Fibonacci numbers (0, 1, 2, 3, 6, 11, 20, 37, 68, ...) are defined by the recurrence:
F(0) = 0; F(1) = 1; F(2) = 2;
F(n) = F(n-1) + F(n-2) + F(n-3) for all n>2
Write a program to calculate the New Fibonacci numbers.
Input
The input is a sequence of integers not more than 36, each on a separate line, specifying which New Fibonacci number to calculate.
Output
Print the New Fibonacci numbers in the format shown in Sample Output.
Sample Input
5 7 11 Sample Output
The New Fibonacci number for 5 is 11 The New Fibonacci number for 7 is 37 The New Fibonacci number for 11 is 423 |