#include #include #include #include const double pi = 3.141592653589793238462643383279; using namespace std; using namespace __gnu_pbds; //typedef //------------------------------------------ typedef vector VI; typedef vector VVI; typedef vector VS; typedef pair PII; typedef pair PLL; typedef pair TIII; typedef long long LL; typedef unsigned long long ULL; typedef vector VLL; typedef vector VVLL; //container util //------------------------------------------ #define ALL(a) (a).begin(),(a).end() #define RALL(a) (a).rbegin(), (a).rend() #define PB push_back #define MP make_pair #define SQ(a) ((a)*(a)) #define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i) #define EXIST(s,e) ((s).find(e)!=(s).end()) #define SORT(c) sort((c).begin(),(c).end()) //repetition //------------------------------------------ #define FOR(i,s,n) for(int i=s;i<(int)n;++i) #define REP(i,n) FOR(i,0,n) #define MOD 1000000007 #define rep(i, a, b) for(int i = a; i < (b); ++i) #define trav(a, x) for(auto& a : x) #define all(x) x.begin(), x.end() #define sz(x) (int)(x).size() typedef long long ll; typedef pair pii; typedef vector vi; #define chmin(x,y) x=min(x,y) #define chmax(x,y) x=max(x,y) const long double EPS = 1e-6, PI = acos((long double)-1); // ここから編集 struct Node{ int length; ll pat; }; Node Max(Node a, Node b){ if(a.length == b.length){ a.pat = (a.pat + b.pat) % MOD; return a; }else{ if(a.length > b.length) return a; return b; } } struct BIT{ vector node; int N; BIT(int n){ N = n; node.resize(N+1); } void add(int i, Node x){ i++; while(i <= N){ node[i] = Max(node[i], x); i += (i & -i); } } Node query(int i){ Node res = {0, 0}; while(i > 0){ res = Max(res, node[i]); i -= (i & -i); } return res; } }; ll dp[201010]; int main() { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(10); int N; cin >> N; vector a(N); REP(i,N) cin >> a[i]; vector> vp; REP(i,N){ vp.push_back({a[i], -(i+1)}); } sort(all(vp)); BIT bit(N+10); bit.add(1, {0, 1}); for(int i=0; i