33.md

#include <stdio.h> #include <stdlib.h>

int fibon(int a) { if (a == 0) { return 0; } if (a == 1) { return 1; } return fibon(a-1)+fibon(a-2); }

int main() { int b;

scanf("%d", &b);
printf("%d", fibon(b));

return 0;

}