n-th-tribonacci-number 1.0.0
N-th Tribonacci Number
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Solution Class Reference

Public Member Functions

int tribonacci (int n)
 

Detailed Description

Definition at line 5 of file main.cpp.

Member Function Documentation

◆ tribonacci()

int Solution::tribonacci ( int  n)
inline

Definition at line 8 of file main.cpp.

9 {
10 if (n == 0)
11 return 0;
12 else if (n == 1 || n == 2)
13 return 1;
14
15 int prev_prev = 0;
16 int prev = 1;
17 int current = 1;
18 for (int i = 3; i <= n; ++i)
19 {
20 int sum = prev_prev + prev + current;
21 prev_prev = prev;
22 prev = current;
23 current = sum;
24 }
25 return current;
26 }

Referenced by main().


The documentation for this class was generated from the following file: