/**
* author : Lăng Trọng Đạt
* created: 29-04-2024
**/
#include <bits/stdc++.h>
using namespace std;
#ifndef LANG_DAT
#define db(...) ;
#endif // LANG_DAT
// #define int long long
#define mp make_pair
#define f first
#define se second
#define pb push_back
#define all(v) (v).begin(), (v).end()
using pii = pair<int, int>;
using vi = vector<int>;
#define FOR(i, a, b) for (int (i) = a; (i) <= (b); i++)
void mx(int& a, int b) { if (b > a) a = b; }
void mi(int& a, int b) { if (b < a) a = b; }
#define si(x) (int)(x.size())
// const int INF = 1e18;
const int MOD = 1e9 + 7;
struct Data {
int cnt = 0, l = -1, r;
int red = false;
} st[(int)1e7];
// vector<Data> st(2);
int n, type, x, y;
int id = 2;
void cre(Data& v) {
if (v.l != -1) return;
v.l = id++;
v.r = id++;
}
void push(Data& v, int l, int r) {
if (v.red) {
v.cnt = v.red*(r - l + 1);
if (l < r) {
cre(v);
st[v.l].red = v.red;
st[v.r].red = v.red;
}
v.red = false;
}
}
void upd(int v = 1, int l = 1, int r = 1e9) {
if (l > y or x > r) return;
push(st[v], l, r);
if (x <= l && r <= y) {
// db(v, l, r)
st[v].red = true;
} else {
int mid = (l + r) / 2;
cre(st[v]);
upd(st[v].l, l, mid);
upd(st[v].r, mid + 1, r);
push(st[st[v].l], l, mid);
push(st[st[v].r], mid + 1, r);
st[v].cnt = st[st[v].l].cnt + st[st[v].r].cnt;
// if (st[v].cnt > 0)
// db(v, l, r, st[v].cnt)
}
}
int get(int v = 1, int l = 1, int r = 1e9) {
if (l > y or x > r) return 0;
push(st[v], l, r);
// db(st[v].cnt, l, r)
if (x <= l && r <= y) {
return st[v].cnt;
} else {
int mid = (l + r) / 2;
cre(st[v]);
return get(st[v].l, l, mid) +
get(st[v].r, mid + 1, r);
}
}
int32_t main() {
cin.tie(0)->sync_with_stdio(0);
if (fopen("hi.inp", "r")) {
freopen("hi.inp", "r", stdin);
freopen("hi.out", "w", stdout);
}
cin >> n;
// st.reserve(20*n);
int c = 0;
FOR(i, 1, n) {
cin >> type >> x >> y;
// db(i, si(st), x, y)
x += c; y += c;
if (type == 2) upd();
else {
c = get();
cout << c << "\n";
}
}
}
Compilation message
apple.cpp: In function 'int32_t main()':
apple.cpp:18:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
18 | #define FOR(i, a, b) for (int (i) = a; (i) <= (b); i++)
| ^
apple.cpp:95:5: note: in expansion of macro 'FOR'
95 | FOR(i, 1, n) {
| ^~~
apple.cpp:88:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
88 | freopen("hi.inp", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
apple.cpp:89:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
89 | freopen("hi.out", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
68 ms |
156876 KB |
Output is correct |
| 2 |
Correct |
42 ms |
156756 KB |
Output is correct |
| 3 |
Correct |
42 ms |
156868 KB |
Output is correct |
| 4 |
Correct |
49 ms |
157012 KB |
Output is correct |
| 5 |
Correct |
49 ms |
157020 KB |
Output is correct |
| 6 |
Correct |
49 ms |
157048 KB |
Output is correct |
| 7 |
Correct |
51 ms |
157008 KB |
Output is correct |
| 8 |
Correct |
116 ms |
158032 KB |
Output is correct |
| 9 |
Correct |
176 ms |
159060 KB |
Output is correct |
| 10 |
Correct |
190 ms |
159060 KB |
Output is correct |
| 11 |
Correct |
192 ms |
158976 KB |
Output is correct |
| 12 |
Correct |
180 ms |
159080 KB |
Output is correct |
| 13 |
Correct |
195 ms |
159484 KB |
Output is correct |
| 14 |
Correct |
167 ms |
159316 KB |
Output is correct |
| 15 |
Correct |
232 ms |
159700 KB |
Output is correct |
| 16 |
Correct |
231 ms |
159656 KB |
Output is correct |
| 17 |
Correct |
166 ms |
159560 KB |
Output is correct |
| 18 |
Correct |
182 ms |
159372 KB |
Output is correct |
| 19 |
Correct |
288 ms |
159572 KB |
Output is correct |
| 20 |
Correct |
225 ms |
159576 KB |
Output is correct |
