#include unsigned int fibonachi(unsigned int n) { if (n == 0) return 0; if (n == 1) return 1; if (n == 2) return 1; return ( fibonachi(n-1)+fibonachi(n-2)); } int main(int argc,char* argv[]){ printf("Fibonach %d\n", fibonachi( atoi(argv[1]) ) ); }