~cpp #include <iostream> using namespace std; int Pas(int, int); int main() { int x,y; cin >> x >> y; cout << Pas(x,y); return 0; } int Pas(int x, int y) { if (y==1) return 1; if (x==y) return 1; return Pas(x-1, y-1)+Pas(x-1, y); }