#include <bits/stdc++.h>
#define int long long
#define bp __builtin_popcountll
#define pb push_back
#define in(s) freopen(s, "r", stdin);
#define out(s) freopen(s, "w", stdout);
#define inout(s, end1, end2) freopen((string(s) + "." + end1).c_str(), "r", stdin),\
freopen((string(s) + "." + end2).c_str(), "w", stdout);
#define fi first
#define se second
#define bw(i, r, l) for (int i = r - 1; i >= l; i--)
#define fw(i, l, r) for (int i = l; i < r; i++)
#define fa(i, x) for (auto i: x)
using namespace std;
const int mod = 1e9 + 7, inf = 1061109567;
const long long infll = 4557430888798830399;
const int N = 3e5 + 5;
int n, q, l[N], r[N], l2[N], r2[N];
signed main() {
#ifdef BLU
in("blu.inp");
#endif
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
cin >> n >> q;
fw (i, 0, n - 1) {
cin >> l[i] >> r[i];
l2[n - 2 - i] = l[i], r2[n - 2 - i] = r[i];
}
while (q--) {
int type;
cin >> type;
if (type == 1) {
int road, s, e;
cin >> road >> s >> e;
road--;
l[road] = s, r[road] = e;
l2[n - 2 - road] = s, r2[n - 2 - road] = e;
} else {
int a, b, c, d;
cin >> a >> b >> c >> d;
a--, c--;
if (a == c) {
if (b < d) cout << "0\n";
else cout << b - d << "\n";
} else if (a < c) {
int ans = 0, cur = b - a;
fw (i, a, c + 1) {
int lval = l[i], rval = r[i];
if (i == c) rval = d + 1;
ans += max(0ll, cur + i - rval + 1);
cur = min(cur, rval - i - 1);
cur = max(cur, lval - i);
}
cout << ans << "\n";
} else {
a = n - 1 - a, c = n - 1 - c;
assert(a < c);
int ans = 0, cur = b - a;
fw (i, a, c + 1) {
int lval = l2[i], rval = r2[i];
if (i == c) rval = d + 1;
ans += max(0ll, cur + i - rval + 1);
cur = min(cur, rval - i - 1);
cur = max(cur, lval - i);
}
cout << ans << "\n";
}
}
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
380 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
4 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
380 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
6 ms |
504 KB |
Output is correct |
12 |
Correct |
6 ms |
504 KB |
Output is correct |
13 |
Correct |
6 ms |
504 KB |
Output is correct |
14 |
Correct |
6 ms |
504 KB |
Output is correct |
15 |
Correct |
6 ms |
504 KB |
Output is correct |
16 |
Correct |
6 ms |
504 KB |
Output is correct |
17 |
Correct |
6 ms |
504 KB |
Output is correct |
18 |
Correct |
6 ms |
504 KB |
Output is correct |
19 |
Correct |
6 ms |
504 KB |
Output is correct |
20 |
Correct |
6 ms |
552 KB |
Output is correct |
21 |
Correct |
6 ms |
504 KB |
Output is correct |
22 |
Correct |
6 ms |
504 KB |
Output is correct |
23 |
Correct |
6 ms |
504 KB |
Output is correct |
24 |
Correct |
7 ms |
504 KB |
Output is correct |
25 |
Correct |
6 ms |
504 KB |
Output is correct |
26 |
Correct |
6 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
6 ms |
504 KB |
Output is correct |
31 |
Correct |
6 ms |
504 KB |
Output is correct |
32 |
Correct |
6 ms |
504 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
376 KB |
Output is correct |
35 |
Correct |
6 ms |
504 KB |
Output is correct |
36 |
Correct |
6 ms |
504 KB |
Output is correct |
37 |
Correct |
6 ms |
504 KB |
Output is correct |
38 |
Correct |
6 ms |
504 KB |
Output is correct |
39 |
Correct |
6 ms |
504 KB |
Output is correct |
40 |
Correct |
6 ms |
504 KB |
Output is correct |
41 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
3051 ms |
15096 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
380 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
4 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
380 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
6 ms |
504 KB |
Output is correct |
12 |
Correct |
6 ms |
504 KB |
Output is correct |
13 |
Correct |
6 ms |
504 KB |
Output is correct |
14 |
Correct |
6 ms |
504 KB |
Output is correct |
15 |
Correct |
6 ms |
504 KB |
Output is correct |
16 |
Correct |
6 ms |
504 KB |
Output is correct |
17 |
Correct |
6 ms |
504 KB |
Output is correct |
18 |
Correct |
6 ms |
504 KB |
Output is correct |
19 |
Correct |
6 ms |
504 KB |
Output is correct |
20 |
Correct |
6 ms |
552 KB |
Output is correct |
21 |
Correct |
6 ms |
504 KB |
Output is correct |
22 |
Correct |
6 ms |
504 KB |
Output is correct |
23 |
Correct |
6 ms |
504 KB |
Output is correct |
24 |
Correct |
7 ms |
504 KB |
Output is correct |
25 |
Correct |
6 ms |
504 KB |
Output is correct |
26 |
Correct |
6 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
6 ms |
504 KB |
Output is correct |
31 |
Correct |
6 ms |
504 KB |
Output is correct |
32 |
Correct |
6 ms |
504 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
376 KB |
Output is correct |
35 |
Correct |
6 ms |
504 KB |
Output is correct |
36 |
Correct |
6 ms |
504 KB |
Output is correct |
37 |
Correct |
6 ms |
504 KB |
Output is correct |
38 |
Correct |
6 ms |
504 KB |
Output is correct |
39 |
Correct |
6 ms |
504 KB |
Output is correct |
40 |
Correct |
6 ms |
504 KB |
Output is correct |
41 |
Correct |
5 ms |
376 KB |
Output is correct |
42 |
Execution timed out |
3051 ms |
15096 KB |
Time limit exceeded |
43 |
Halted |
0 ms |
0 KB |
- |