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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#467846 | #6671. Zadatak | PorNPtree | 0 | 8ms | 12972kb | C++17 | 2.1kb | 2024-07-08 17:49:50 | 2024-07-08 17:49:51 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5, L = 1e6;
struct op {
int l, r, c;
long long sB, sW;
} p[N << 5];
int a[N], rt[N << 1], tot;
int newNode(int l, int r) {
++tot, p[tot].l = p[tot].r = p[tot].c = 0;
p[tot].sB = 0, p[tot].sW = 1ll * r * r - 1ll * (l - 1) * (l - 1);
return tot;
}
void up(int k, int l, int r) {
int mid = (l + r) >> 1;
if (!p[k].l) p[k].l = newNode(l, mid);
if (!p[k].r) p[k].r = newNode(mid + 1, r);
p[k].c = p[p[k].l].c ^ p[p[k].r].c;
p[k].sB = p[p[k].r].sB + (p[p[k].r].c ? p[p[k].l].sW : p[p[k].l].sB);
p[k].sW = p[p[k].r].sW + (p[p[k].r].c ? p[p[k].l].sW : p[p[k].l].sB);
}
void modify(int &k, int l, int r, int x) {
if (!k) k = newNode(l, r);
if (l == r) {
p[k].sB = l + l - 1, p[k].sW = 0, p[k].c = 1;
return;
}
int mid = (l + r) >> 1;
if (x <= mid) modify(p[k].l, l, mid, x);
else modify(p[k].r, mid + 1, r, x);
up(k, l, r);
}
long long res;
int merge(int x, int y, int l, int r, int c1, int c2) {
if (!x && !y) {
if (c1 && c2) res += 1ll * r * r - 1ll * (l - 1) * (l - 1);
return 0;
}
if (!x) {
if (c1) res += !c2 ? p[y].sB : p[y].sW;
return y;
}
if (!y) {
if (c2) res += !c1 ? p[x].sB : p[x].sW;
return x;
}
if (l == r) {
if ((p[x].c ^ c1) && (p[y].c ^ c2)) res += l + l - 1;
p[x].c ^= p[y].c;
if (p[y].c) swap(p[x].sB, p[x].sW);
return x;
}
int mid = (l + r) >> 1;
p[x].r = merge(p[x].r, p[y].r, mid + 1, r, c1, c2);
p[x].l = merge(p[x].l, p[y].l, l, mid, c1 ^ p[p[x].r].c ^ p[p[y].r].c, c2 ^ p[p[y].r].c);
up(x, l, r);
return x;
}
signed main() {
int n; scanf("%d", &n);
for (int i = 1; i <= n; ++i) scanf("%d", &a[i]), a[i] >>= 1;
for (int i = 1; i <= n; ++i) modify(rt[i], 1, L, a[i]);
for (int i = 1, x, y; i < n; ++i) {
scanf("%d%d", &x, &y);
res = 0;
rt[n + i] = merge(rt[x], rt[y], 1, L, 0, 0);
printf("%lld\n", res << 2);
}
return 0;
}
Details
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Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 8ms
memory: 12972kb
input:
5000 217378 945562 533764 323494 69148 240722 205370 463122 552700 31800 616898 678076 893816 258468 34822 905360 967562 731346 340940 584418 684926 785402 107584 995542 363278 255302 196912 870994 329464 338390 154870 977540 65120 130388 350020 239660 553428 710306 385138 633274 841672 740778 17929...
output:
359872811236 632705703184 133272104892 251229507984 545792721300 0 142492660324 492745033764 0 89244392644 551725099524 278399748496 311560446976 294803193916 626011423408 0 184761693488 119283228124 71190167196 60443205904 0 381767396684 121825392152 112105556984 267680838704 297018681220 196384751...
result:
wrong answer 3rd lines differ - expected: '113223620400', found: '133272104892'
Subtask #2:
score: 0
Runtime Error
Test #27:
score: 0
Runtime Error
input:
100000 590812 862538 815196 397712 773198 172122 270600 609324 841858 4868 597128 216378 982576 385590 842010 55844 671758 885088 577804 194248 229770 859754 274744 678176 607974 791062 607192 210234 863164 619708 804538 430978 237704 10512 840374 843732 875326 255462 970338 898540 925508 661464 413...
output:
result:
Subtask #3:
score: 0
Runtime Error
Test #40:
score: 0
Runtime Error
input:
65536 131908 883754 813278 197778 704074 981802 297078 903698 485360 496064 726120 251990 462786 129558 704500 920556 903884 454552 949354 328526 921462 975888 780002 276668 675308 49774 83014 136308 679916 42174 151084 358830 284218 259680 65684 526980 516764 200170 265060 294150 128046 658864 2984...
output:
17399720464 39116137284 495720197476 88255338084 235574329600 63498960100 16785275364 496320250000 206617520704 107929332676 849092217444 76545182224 2477451076 6891324196 1778646276 22826375056 67433702400 4314387856 40068028900 70256803600 16395778116 89086728676 242284466176 8531108496 4721146752...
result:
Subtask #4:
score: 0
Skipped
Dependency #1:
0%
Subtask #5:
score: 0
Skipped
Dependency #1:
0%