digui.rar_visual c

#include"iostream.h" int n; int cows(int x) { int t,i; if(x>n-4) return 0; t=0; i=x+4; while(i<=n) { t=t+cows(i); i++; } t+=n-x-3; return t; } void main() { while(1) { cout<<"Input years"; cin>>n; if(n==0) break; cout<<"cows number:"<<1+cows(1)<<endl; } }