08/02/06 09:53:54
>>975
#include <stdio.h>
int tetra(int n) {
if (n < 2)
return 0;
else if (n == 3)
return 1;
else
return tetra(n - 4) + tetra(n - 3) + tetra(n - 2) + tetra(n - 1);
}
int main() {
for (int i = 0; i <= 30; i++)
printf("T%d : %d\n", i, tetra(i));
return 0;
}