#include using namespace std; using int128 = __int128_t; using int64 = long long; using int32 = int; using uint128 = __uint128_t; using uint64 = unsigned long long; using uint32 = unsigned int; #define ALL(obj) (obj).begin(),(obj).end() template using priority_queue_reverse = priority_queue,greater>; constexpr int64 MOD = 1'000'000'000LL + 7; //' constexpr int64 MOD2 = 998244353; constexpr int64 HIGHINF = 1'000'000'000'000'000'000LL; constexpr int64 LOWINF = 1'000'000'000'000'000LL; //' constexpr long double PI = 3.1415926535897932384626433L; template vector multivector(size_t N,T init){return vector(N,init);} template auto multivector(size_t N,T... t){return vector(N,multivector(t...));} template void corner(bool flg, T hoge) {if (flg) {cout << hoge << endl; exit(0);}} template ostream &operator<<(ostream &o, const map&obj) {o << "{"; for (auto &x : obj) o << " {" << x.first << " : " << x.second << "}" << ","; o << " }"; return o;} template ostream &operator<<(ostream &o, const set&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;} template ostream &operator<<(ostream &o, const multiset&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;} template ostream &operator<<(ostream &o, const vector&obj) {o << "{"; for (int i = 0; i < (int)obj.size(); ++i)o << (i > 0 ? ", " : "") << obj[i]; o << "}"; return o;} template ostream &operator<<(ostream &o, const deque&obj) {o << "{"; for (int i = 0; i < (int)obj.size(); ++i)o << (i > 0 ? ", " : "") << obj[i]; o << "}"; return o;} template ostream &operator<<(ostream &o, const pair&obj) {o << "{" << obj.first << ", " << obj.second << "}"; return o;} void print(void) {cout << endl;} template void print(Head&& head) {cout << head;print();} template void print(Head&& head, Tail&&... tail) {cout << head << " ";print(forward(tail)...);} template void chmax(T& a, const T b){a=max(a,b);} template void chmin(T& a, const T b){a=min(a,b);} vector split(const string &str, const char delemiter) {vector res;stringstream ss(str);string buffer; while( getline(ss, buffer, delemiter) ) res.push_back(buffer); return res;} inline constexpr int msb(int x) {return x?31-__builtin_clz(x):-1;} inline constexpr int64 ceil_div(const int64 a,const int64 b) {return (a+(b-1))/b;}// return ceil(a/b) void YN(bool flg) {cout << (flg ? "YES" : "NO") << endl;} void Yn(bool flg) {cout << (flg ? "Yes" : "No") << endl;} void yn(bool flg) {cout << (flg ? "yes" : "no") << endl;} /* * @title DynamicSegmentTree - 非再帰抽象化動的セグメント木 * @docs md/segment/DynamicSegmentTree.md */ template class DynamicSegmentTree { using TypeNode = typename Operator::TypeNode; using i64 = long long; struct Node{ Node *left, *right; TypeNode val; i64 l,r; Node(i64 l,i64 r):left(nullptr),right(nullptr),val(Operator::unit_node),l(l),r(r) {} }; TypeNode dfs(i64 l,i64 r,i64 nl,i64 nr,Node* node) { if(l <= nl && nr <= r) return node->val; if(nr <= l || r <= nl) return Operator::unit_node; TypeNode vl=Operator::unit_node, vr=Operator::unit_node; i64 m = (nl+nr)>>1; if(node->left) vl = dfs(l,r,nl,m,node->left); if(node->right) vr = dfs(l,r,m,nr,node->right); return Operator::func_node(vl,vr); } i64 length; Node *root; public: //unitで初期化 DynamicSegmentTree() : length(1) { root = new Node(0,length); } ~DynamicSegmentTree() { delete root; root = nullptr; } //[idx,idx+1) void update(i64 idx, const TypeNode var) { if(idx < 0) return; for (;length <= idx; length *= 2) { Node *new_root = new Node(0,2*length); TypeNode val = root->val; new_root->left = root; root = new_root; root->val = val; } Node *node = root; node->val = Operator::func_merge(node->val,var); i64 l = 0, r = length, m; while(r-l>1) { m = (r+l)>>1; if(idxleft) node->left=new Node(l,r); node = node->left; } else { l = m; if(!node->right) node->right = new Node(l,r); node = node->right; } node->val = Operator::func_merge(node->val,var); } } //[l,r) TypeNode get(i64 l, i64 r) { if (l < 0 || length <= l || r < 0) return Operator::unit_node; return dfs(l,r,0,length,root); } }; //一点加算 区間総和 template struct NodeSumPointAdd { using TypeNode = T; inline static constexpr TypeNode unit_node = 0; inline static constexpr TypeNode func_node(TypeNode l,TypeNode r){return l+r;} inline static constexpr TypeNode func_merge(TypeNode l,TypeNode r){return l+r;} }; /** * @url * @est */ int main() { cin.tie(0);ios::sync_with_stdio(false); DynamicSegmentTree> seg; int N; cin >> N; int64 ans = 0; while(N--) { int q,l,r; cin >> q >> l >> r; if(q==0) seg.update(l,r); else ans += seg.get(l,r+1); } cout << ans << endl; return 0; }