/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| 499k| for (int i = 0; i < n; ++i) a[i] = rd.uw();
^499k^499k
------------------
| Branch (32:19): [True: 100.00%, False: 0.00%]
------------------
33| 499k| for (int i = 1; i < n; ++i) {
^499k
------------------
| Branch (33:19): [True: 100.00%, False: 0.00%]
------------------
34| 499k| int u = rd.uh();
35| 499k| int v = rd.uh();
36| 499k| edge[i * 2 | 0] = {v, head[u]}, head[u] = i * 2 | 0;
37| 499k| edge[i * 2 | 1] = {u, head[v]}, head[v] = i * 2 | 1;
38| 499k| }
39| 1| p[0] = -1, l[0] = 1, b[1] = c[1] = a[0];
40| 1.49M| for (int u = 0, i = 1; u >= 0;) {
------------------
| Branch (40:26): [True: 100.00%, False: 0.00%]
------------------
41| 1.49M| if (int e = head[u]; e) {
------------------
| Branch (41:26): [True: 66.67%, False: 33.33%]
------------------
42| 999k| def[v, x] = edge[e];
43| 999k| head[u] = x;
44| 999k| if (v == p[u]) continue;
^499k
------------------
| Branch (44:11): [True: 50.00%, False: 50.00%]
------------------
45| 499k| p[v] = u;
46| 499k| l[v] = ++i;
47| 499k| c[i] += b[i] = a[v];
48| 499k| u = v;
49| 499k| } else {
50| 499k| c[r[u] = i + 1] -= a[u];
51| 499k| u = p[u];
52| 499k| }
53| 1.49M| }
54| 1| u64 sum = 0;
55| 499k| for (int i = 1; i <= n; ++i) c[i] = sum += c[i];
^499k^499k
------------------
| Branch (55:19): [True: 100.00%, False: 0.00%]
------------------
56| 499k| for (int i = n; i >= 1; --i) c[i] -= c[i - (i & -i)];
^499k^499k
------------------
| Branch (56:19): [True: 100.00%, False: 0.00%]
------------------
57| 1| int val[n + 1];
58| 499k| for (int i = 1; i < n; ++i) val[l[i]] = l[p[i]];
^499k^499k
------------------
| 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| 499k| for (int min, i = 0; i < n; ++i) {
^499k
------------------
| Branch (65:24): [True: 100.00%, False: 0.00%]
------------------
66| 499k| int id = i & 63;
67| 499k| int value = pre[i] = val[i];
68| 499k| suf[i] = min = id ? std::min(min, value) : value;
^492k ^7.81k
------------------
| Branch (68:20): [True: 98.44%, False: 1.56%]
------------------
69| 499k| if (id == 63) table[0][i / 64] = suf[i];
^7.81k
------------------
| Branch (69:9): [True: 1.56%, False: 98.44%]
------------------
70| 499k| }
71| 499k| for (int min, i = n - 2; i >= 0; --i) {
^499k
------------------
| Branch (71:28): [True: 100.00%, False: 0.00%]
------------------
72| 499k| int id = ~i & 63;
73| 499k| int value = pre[i];
74| 499k| pre[i] = min = id ? std::min(min, value) : value;
^492k ^7.81k
------------------
| Branch (74:20): [True: 98.44%, False: 1.56%]
------------------
75| 499k| }
76| 13| for (int i = 1; i < len; ++i) {
^12
------------------
| Branch (76:19): [True: 92.31%, False: 7.69%]
------------------
77| 89.6k| for (int j = 0, k = 1 << (i - 1); k < m; ++j, ++k) {
^89.6k
------------------
| Branch (77:39): [True: 99.99%, False: 0.01%]
------------------
78| 89.6k| table[i][j] = std::min(table[i - 1][j], table[i - 1][k]);
79| 89.6k| }
80| 12| }
81| 500k| while (q--) {
------------------
| Branch (81:10): [True: 100.00%, False: 0.00%]
------------------
82| 500k| let t = rd.u1();
83| 500k| if (t == 0) {
------------------
| Branch (83:9): [True: 0.00%, False: 100.00%]
------------------
84| 0| int k = rd.uh();
85| 0| int x = rd.uw();
86| 0| int u = l[k];
87| 0| int v = r[k];
88| 0| b[u] += x;
89| 0| for (; u <= n; u += u & -u) c[u] += x;
------------------
| Branch (89:14): [True: 0.00%, False: 0.00%]
------------------
90| 0| for (; v <= n; v += v & -v) c[v] -= x;
------------------
| Branch (90:14): [True: 0.00%, False: 0.00%]
------------------
91| 0| }
92| 500k| if (t == 1) {
------------------
| Branch (92:9): [True: 100.00%, False: 0.00%]
------------------
93| 500k| int u = l[rd.uh()];
94| 500k| int v = l[rd.uh()];
95| 500k| if (u == v) {
------------------
| Branch (95:11): [True: 0.00%, False: 100.00%]
------------------
96| 0| wt.ud(b[u]);
97| 0| continue;
98| 0| }
99| 500k| int l = std::min(u, v) + 1;
100| 500k| int r = std::max(u, v);
101| 500k| int L = l / 64;
102| 500k| int R = r / 64;
103| 500k| int w;
104| 500k| if (L < R - 1) {
------------------
| Branch (104:11): [True: 100.00%, False: 0.00%]
------------------
105| 500k| int p = pre[l];
106| 500k| int s = suf[r];
107| 500k| w = std::min(p, s);
108| 500k| int k = log(R - L - 1);
109| 500k| int a = table[k][L + 1];
110| 500k| int b = table[k][R - (1 << k)];
111| 500k| int tmp = std::min(a, b);
112| 500k| w = std::min(w, tmp);
113| 500k| } else if (L == R - 1) {
^0 ^0
------------------
| Branch (113:18): [True: 0.00%, False: 0.00%]
------------------
114| 0| int p = pre[l];
115| 0| int s = suf[r];
116| 0| w = std::min(p, s);
117| 0| } else {
118| 0| w = val[l];
119| 0| for (int i = l + 1; i <= r; ++i) w = std::min(w, val[i]);
------------------
| Branch (119:29): [True: 0.00%, False: 0.00%]
------------------
120| 0| }
121| 500k| u64 sum = b[w];
122| 500k| --l;
123| 1.00M| for (; l; l -= l & -l) sum += c[l];
^500k ^500k
------------------
| Branch (123:14): [True: 50.00%, False: 50.00%]
------------------
124| 4.50M| for (; r; r -= r & -r) sum += c[r];
^4.00M ^4.00M
------------------
| Branch (124:14): [True: 88.89%, False: 11.11%]
------------------
125| 1.00M| for (; w; w -= w & -w) sum -= c[w] * 2;
^500k ^500k
------------------
| Branch (125:14): [True: 50.00%, False: 50.00%]
------------------
126| 500k| wt.ud(sum);
127| 500k| }
128| 500k| }
129| 1| return 0;
130| 1|}