/tmp/solutions/build/vertex_add_path_sum-main.cpp:
1| |#include <common.h>
2| |#include <toy/bit.h>
3| |prelude;
4| |
5| |namespace {
6| |
7| |constexpr int N = 5e5;
8| |
9| |int head[N];
10| |struct {
11| | int to;
12| | int next;
13| |} edge[N * 2];
14| |int p[N];
15| |int l[N];
16| |int r[N];
17| |int a[N];
18| |u64 b[N + 1];
19| |u64 c[N + 2];
20| |
21| |} // namespace
22| |
23| 1|int main() {
24| 1| rd rd;
25| 1| wt wt;
26| 1| int n = rd.uh();
27| 1| int q = rd.uh();
28| 1|#ifdef LOCAL
29| 1| std::memset(head, 0, 4 * n);
30| 1| std::memset(c, 0, 8 * n + 16);
31| 1|#endif
32| 277k| for (int i = 0; i < n; ++i) a[i] = rd.uw();
^277k^277k
------------------
| Branch (32:19): [True: 100.00%, False: 0.00%]
------------------
33| 277k| for (int i = 1; i < n; ++i) {
^277k
------------------
| Branch (33:19): [True: 100.00%, False: 0.00%]
------------------
34| 277k| int u = rd.uh();
35| 277k| int v = rd.uh();
36| 277k| edge[i * 2 | 0] = {v, head[u]}, head[u] = i * 2 | 0;
37| 277k| edge[i * 2 | 1] = {u, head[v]}, head[v] = i * 2 | 1;
38| 277k| }
39| 1| p[0] = -1, l[0] = 1, b[1] = c[1] = a[0];
40| 831k| for (int u = 0, i = 1; u >= 0;) {
------------------
| Branch (40:26): [True: 100.00%, False: 0.00%]
------------------
41| 831k| if (int e = head[u]; e) {
------------------
| Branch (41:26): [True: 66.67%, False: 33.33%]
------------------
42| 554k| def[v, x] = edge[e];
43| 554k| head[u] = x;
44| 554k| if (v == p[u]) continue;
^277k
------------------
| Branch (44:11): [True: 50.00%, False: 50.00%]
------------------
45| 277k| p[v] = u;
46| 277k| l[v] = ++i;
47| 277k| c[i] += b[i] = a[v];
48| 277k| u = v;
49| 277k| } else {
50| 277k| c[r[u] = i + 1] -= a[u];
51| 277k| u = p[u];
52| 277k| }
53| 831k| }
54| 1| u64 sum = 0;
55| 277k| for (int i = 1; i <= n; ++i) c[i] = sum += c[i];
^277k^277k
------------------
| Branch (55:19): [True: 100.00%, False: 0.00%]
------------------
56| 277k| for (int i = n; i >= 1; --i) c[i] -= c[i - (i & -i)];
^277k^277k
------------------
| Branch (56:19): [True: 100.00%, False: 0.00%]
------------------
57| 1| int val[n + 1];
58| 277k| for (int i = 1; i < n; ++i) val[l[i]] = l[p[i]];
^277k^277k
------------------
| Branch (58:19): [True: 100.00%, False: 0.00%]
------------------
59| 1| ++n;
60| 1| int m = n / 64 + 1;
61| 1| int len = log(m) + 1;
62| 1| int table[len][m];
63| 1| int suf[n];
64| 1| int pre[n];
65| 277k| for (int min, i = 0; i < n; ++i) {
^277k
------------------
| Branch (65:24): [True: 100.00%, False: 0.00%]
------------------
66| 277k| int id = i & 63;
67| 277k| int value = pre[i] = val[i];
68| 277k| suf[i] = min = id ? std::min(min, value) : value;
^272k ^4.32k
------------------
| Branch (68:20): [True: 98.44%, False: 1.56%]
------------------
69| 277k| if (id == 63) table[0][i / 64] = suf[i];
^4.32k
------------------
| Branch (69:9): [True: 1.56%, False: 98.44%]
------------------
70| 277k| }
71| 277k| for (int min, i = n - 2; i >= 0; --i) {
^277k
------------------
| Branch (71:28): [True: 100.00%, False: 0.00%]
------------------
72| 277k| int id = ~i & 63;
73| 277k| int value = pre[i];
74| 277k| pre[i] = min = id ? std::min(min, value) : value;
^272k ^4.32k
------------------
| Branch (74:20): [True: 98.44%, False: 1.56%]
------------------
75| 277k| }
76| 13| for (int i = 1; i < len; ++i) {
^12
------------------
| Branch (76:19): [True: 92.31%, False: 7.69%]
------------------
77| 47.8k| for (int j = 0, k = 1 << (i - 1); k < m; ++j, ++k) {
^47.8k
------------------
| Branch (77:39): [True: 99.97%, False: 0.03%]
------------------
78| 47.8k| table[i][j] = std::min(table[i - 1][j], table[i - 1][k]);
79| 47.8k| }
80| 12| }
81| 99.1k| while (q--) {
------------------
| Branch (81:10): [True: 100.00%, False: 0.00%]
------------------
82| 99.1k| let t = rd.u1();
83| 99.1k| if (t == 0) {
------------------
| Branch (83:9): [True: 49.95%, False: 50.05%]
------------------
84| 49.5k| int k = rd.uh();
85| 49.5k| int x = rd.uw();
86| 49.5k| int u = l[k];
87| 49.5k| int v = r[k];
88| 49.5k| b[u] += x;
89| 536k| for (; u <= n; u += u & -u) c[u] += x;
^487k ^487k
------------------
| Branch (89:14): [True: 90.77%, False: 9.23%]
------------------
90| 536k| for (; v <= n; v += v & -v) c[v] -= x;
^487k ^487k
------------------
| Branch (90:14): [True: 90.77%, False: 9.23%]
------------------
91| 49.5k| }
92| 99.1k| if (t == 1) {
------------------
| Branch (92:9): [True: 50.05%, False: 49.95%]
------------------
93| 49.6k| int u = l[rd.uh()];
94| 49.6k| int v = l[rd.uh()];
95| 49.6k| if (u == v) {
------------------
| Branch (95:11): [True: 0.00%, False: 100.00%]
------------------
96| 2| wt.ud(b[u]);
97| 2| continue;
98| 2| }
99| 49.6k| int l = std::min(u, v) + 1;
100| 49.6k| int r = std::max(u, v);
101| 49.6k| int L = l / 64;
102| 49.6k| int R = r / 64;
103| 49.6k| int w;
104| 49.6k| if (L < R - 1) {
------------------
| Branch (104:11): [True: 99.91%, False: 0.09%]
------------------
105| 49.5k| int p = pre[l];
106| 49.5k| int s = suf[r];
107| 49.5k| w = std::min(p, s);
108| 49.5k| int k = log(R - L - 1);
109| 49.5k| int a = table[k][L + 1];
110| 49.5k| int b = table[k][R - (1 << k)];
111| 49.5k| int tmp = std::min(a, b);
112| 49.5k| w = std::min(w, tmp);
113| 49.5k| } else if (L == R - 1) {
^47 ^47
------------------
| Branch (113:18): [True: 59.57%, False: 40.43%]
------------------
114| 28| int p = pre[l];
115| 28| int s = suf[r];
116| 28| w = std::min(p, s);
117| 28| } else {
118| 19| w = val[l];
119| 346| for (int i = l + 1; i <= r; ++i) w = std::min(w, val[i]);
^327 ^327
------------------
| Branch (119:29): [True: 94.51%, False: 5.49%]
------------------
120| 19| }
121| 49.6k| u64 sum = b[w];
122| 49.6k| --l;
123| 473k| for (; l; l -= l & -l) sum += c[l];
^423k ^423k
------------------
| Branch (123:14): [True: 89.51%, False: 10.49%]
------------------
124| 512k| for (; r; r -= r & -r) sum += c[r];
^462k ^462k
------------------
| Branch (124:14): [True: 90.31%, False: 9.69%]
------------------
125| 451k| for (; w; w -= w & -w) sum -= c[w] * 2;
^401k ^401k
------------------
| Branch (125:14): [True: 89.01%, False: 10.99%]
------------------
126| 49.6k| wt.ud(sum);
127| 49.6k| }
128| 99.1k| }
129| 1| return 0;
130| 1|}