#include <bits/stdc++h> using namespace std; int main() { int a,b,k = 0,d = 0,g = 2000; cin>>a; int c[a]; for(int i = 0; i<a; i++) cin>>c[i]; cin>>b; for(int i = 0; i<a ; i++) { if(c[i] == b) { if(i < g) g = i; if(i > d) d = i; } } for(int i = 0; i<a ; i++) { if(c[i] == b) { k += 1; } } if(k == 0) cout<<-1<<' '<<-1<< endl; else if(k == 1) cout<<g + 1<<' '<<-1<<endl ; else cout<<g + 1<<' '<<k + 1; return 0; }