제출 #245888

#제출 시각아이디문제언어결과실행 시간메모리
245888aloo123원숭이와 사과 나무 (IZhO12_apple)C++14
0 / 100
2080 ms116868 KiB
#include <algorithm> #include <bitset> #include <cassert> #include <chrono> #include <cmath> #include <complex> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #include <deque> #include <functional> #include <iomanip> #include <iostream> #include <iterator> #include <limits> #include <list> #include <map> #include <numeric> #include <queue> #include <random> #include <ratio> #include <set> #include <sstream> #include <stack> #include <string> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> #include <climits> // #include <ext/pb_ds/assoc_container.hpp> // #include <ext/pb_ds/assoc_container.hpp> // #include <ext/pb_ds/trie_policy.hpp> #define ll long long #define ld long double #define mp make_pair #define pb push_back #define in insert #define vll vector<ll> #define endl "\n" #define pll pair<ll,ll> #define f first #define s second #define int ll #define sz(x) (ll)x.size() #define all(x) (x.begin(),x.end()) using namespace std; // using namespace __gnu_pbds; // typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> os; const ll INF = 1e12; const ll N =(1e7+5); // TODO : change value as per problem const ll MOD = 1e9+7; // struct node // { // ll value; // ll x,y; // node *left, *right; // node(ll v,ll x,ll y) : value(v), x(x), y(y) {}; // }; unordered_map<ll,ll> lazy; unordered_map<ll,ll> tree; void updateRange(int node, int start, int end, int l, int r, int val) { if(lazy[node] != 0) { tree[node] = (end - start + 1) * lazy[node]; if(start != end) { if(!lazy[node*2]) lazy[node*2] = 1; if(!lazy[node*2+1]) lazy[node*2+1] = 1; } lazy[node] = 0; // Reset it } if(start > end or start > r or end < l) // Current segment is not within range [l, r] return; if(start >= l and end <= r) { // Segment is fully within range lazy[node] =val; tree[node] = (end - start + 1) * lazy[node]; if(start != end) { // Not leaf node if(!lazy[node*2]) lazy[node*2] = 1; if(!lazy[node*2+1]) lazy[node*2+1] = 1; } lazy[node] = 0; return; } int mid = (start + end) / 2; updateRange(node*2, start, mid, l, r, val); // Updating left child updateRange(node*2 + 1, mid + 1, end, l, r, val); // Updating right child tree[node] = tree[node*2] + tree[node*2+1]; // Updating root with max value } int queryRange(int node, int start, int end, int l, int r) { if(start > end or start > r or end < l) return 0; // Out of range if(lazy[node] != 0) { // This node needs to be updated tree[node] = (end - start + 1) * lazy[node];//pdate it if(start != end) { if(!lazy[node*2]) lazy[node*2] = 1; if(!lazy[node*2+1]) lazy[node*2+1] = 1; } lazy[node] = 0; // Reset it } if(start >= l and end <= r) // Current segment is totally within range [l, r] return tree[node]; int mid = (start + end) / 2; int p1 = queryRange(node*2, start, mid, l, r); // Query left child int p2 = queryRange(node*2 + 1, mid + 1, end, l, r); // Query right child return (p1 + p2); } void solve(){ ll q; cin >> q; ll c = 0; while(q--){ ll t; cin >> t; if(t == 1){ ll l,r; cin >> l >> r; l+=c; r += c; ll x = queryRange(1,1,1e9,l,r); cout << x << endl; c = x; } else{ ll l,r; cin >> l >> r; l += c; r += c; updateRange(1,1,1e9,l,r,1); } } } signed main(){ ios_base::sync_with_stdio(0); cin.tie(NULL); ll tt=1; // cin >> tt; while(tt--){ solve(); } }
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