#include <iostream>
#include <vector>
#include <string>
#include <fstream>
#include <algorithm>
#include <climits>
#include <cstdlib>
#include <cstdio>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>
#include <bitset>
#include <deque>
#include <queue>
#include <tuple>
#include <cmath>
#include <cctype>
#include <stack>
#include <cassert>
using namespace std;
using ll = long long;
struct Node {
int sum, lazy, l, r;
Node *ln, *rn;
Node(int tl, int tr) : sum(0), lazy(0), l(tl), r(tr), ln(nullptr), rn(nullptr) {}
};
int M;
Node* tree;
void pushup(Node* n) {
n->sum = n->ln->sum + n->rn->sum;
}
void pushdown(Node* n) {
int l = n->l, r = n->r;
int mid = (l+r)/2;
if (n->ln == nullptr) n->ln = new Node(l, mid);
if (n->rn == nullptr) n->rn = new Node(mid+1, r);
if (n->lazy == 0) return;
n->ln->sum = n->lazy*(n->ln->r - n->ln->l + 1);
n->rn->sum = n->lazy*(n->rn->r - n->ln->l + 1);
n->ln->lazy = n->lazy; n->rn->lazy = n->lazy;
n->lazy = 0;
}
void setr(int a, int b, int v, Node* n) {
int l = n->l, r = n->r;
if (r < a || b < l) return;
if (a <= l && r <= b) {
n->sum = v*(r-l+1);
n->lazy = v;
} else {
pushdown(n);
setr(a, b, v, n->ln);
setr(a, b, v, n->rn);
pushup(n);
}
}
int sumr(int a, int b, Node* n) {
int l = n->l, r = n->r;
if (r < a || b < l) return 0;
if (a <= l && r <= b) return n->sum;
pushdown(n);
return sumr(a, b, n->ln) + sumr(a, b, n->rn);
}
int main() {
cin >> M;
int C = 0;
tree = new Node(1, 1e9);
for (int i = 1; i <= M; i++) {
int D, X, Y; cin >> D >> X >> Y;
if (D==1) {
C = sumr(X+C, Y+C, tree);
cout << C << endl;
} else {
setr(X+C, Y+C, 1, tree);
}
}
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
284 KB |
Output is correct |
| 2 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
