#include <stdio.h> #include <stdlib.h> static long tarai(long, long, long); int main(int argc, char **argv) { printf("%ld\n", tarai(20, 10, 5)); exit(0); } static long tarai(long x, long y, long z) { if (x <= y) { return y; } else { return tarai(tarai(x - 1, y, z), tarai(y - 1, z, x), tarai(z - 1, x, y)); } }