cpp/tribonacci.cpp
int tribonacci(int n) {
int t0 = 0;
int t1 = 1;
int t2 = 1;
if (n == 0) return t0;
if (n == 1) return t1;
if (n == 2) return t2;
int t;
for (int i = 3; i <= n; i++) {
t = t0 + t1 + t2;
t0 = t1;
t1 = t2;
t2 = t;
}
return t;
}
int main() {
}