/tmp/solutions/build/point_set_range_composite-slow.cpp:
1| |#include <common.h>
2| |#include <toy/bit.h>
3| |prelude;
4| |
5| |namespace {
6| |
7| |constexpr int N = 1e6;
8| |constexpr int P = 998244353;
9| |
10| |struct node {
11| | u32 a, b;
12| 499| auto operator+(node t) -> node {
13| 499| return {u32(u64(t.a) * a % P), u32((u64(t.a) * b + t.b) % P)};
14| 499| }
15| 1.09k| auto operator+(u32 x) -> u32 { return (u64(a) * x + b) % P; }
16| |} a[N];
17| |
18| |} // namespace
19| |
20| 1|int main() {
21| 1| rd rd;
22| 1| wt wt;
23| 1| int n = rd.uh();
24| 1| int q = rd.uh();
25| 4| for (int i = 0; i < n; ++i) {
^3
------------------
| Branch (25:19): [True: 75.00%, False: 25.00%]
------------------
26| 3| int k = i * 2 + 1;
27| 3| a[k] = {rd.uw(), rd.uw()};
28| 4| for (int j = 1; k & (j * 2); k -= j, j *= 2) {
^1
------------------
| Branch (28:21): [True: 25.00%, False: 75.00%]
------------------
29| 1| a[k - j] = a[k - j * 2] + a[k];
30| 1| }
31| 3| }
32| 1.00k| while (q--) {
------------------
| Branch (32:10): [True: 99.90%, False: 0.10%]
------------------
33| 1.00k| let t = rd.u1();
34| 1.00k| if (t == 0) {
------------------
| Branch (34:9): [True: 52.50%, False: 47.50%]
------------------
35| 525| int k = rd.uh() * 2 + 1;
36| 525| a[k] = {rd.uw(), rd.uw()};
37| 875| for (int j = 1;; j *= 2) {
^350
38| 875| if (k & (j * 2)) {
------------------
| Branch (38:13): [True: 19.77%, False: 80.23%]
------------------
39| 173| a[k - j] = a[k - j * 2] + a[k];
40| 173| k -= j;
41| 702| } else {
42| 702| if (k + j * 3 > n * 2) break;
^525
------------------
| Branch (42:15): [True: 74.79%, False: 25.21%]
------------------
43| 177| a[k + j] = a[k] + a[k + j * 2];
44| 177| k += j;
45| 177| }
46| 875| }
47| 525| }
48| 1.00k| if (t == 1) {
------------------
| Branch (48:9): [True: 47.50%, False: 52.50%]
------------------
49| 475| int l = rd.uh() * 2 + 1;
50| 475| int r = rd.uh() * 2 + 1;
51| 475| u32 x = a[l] + rd.uw();
52| 475| node f = {1, 0};
53| 475| int k = (-1 << log(l ^ r)) & r;
54| 624| for (++l; l < k; l += l & -l) {
^149
------------------
| Branch (54:17): [True: 23.88%, False: 76.12%]
------------------
55| 149| x = a[l + (l & -l) / 2] + x;
56| 149| }
57| 623| for (--r; r > k; r -= r & -r) {
^148
------------------
| Branch (57:17): [True: 23.76%, False: 76.24%]
------------------
58| 148| f = a[r - (r & -r) / 2] + f;
59| 148| }
60| 475| x = f + x;
61| 475| wt.uw(x);
62| 475| }
63| 1.00k| }
64| 1| return 0;
65| 1|}