QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#468815 | #8338. Quad Kingdoms Chess | real_sigma_team | WA | 102ms | 109292kb | C++20 | 5.9kb | 2024-07-09 01:23:35 | 2024-07-09 01:23:36 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define x first
#define y second
void solve();
int main() {
#ifdef LOCAL
cin.tie(nullptr)->sync_with_stdio(false);
#endif
cout << fixed << setprecision(30);
int t = 1;
// cin >> t;
while (t--) {
solve();
}
}
mt19937_64 mt(time(nullptr));
const int N = 100100, K = 1600, mod = 100'000'007;
int a[N], b[N], prv[mod], sufa[N], sufb[N], prva[K], suffa[K], prvb[K], suffb[K], mna[N], mnb[N], inda[K], indb[K];
unsigned long long hsh[N], prefa[N], prefb[N];
pair<int, int> cha[K], chb[K], stk[N], chas[K], chbs[K];
pair<int, pair<int, int>> que[2 * N], chall[K];
void solve() {
for (int i = 0; i < N; i++) {
hsh[i] = mt();
}
int n1, n2, q;
cin >> n1;
for (int i = 0; i < n1; i++) {
cin >> a[i];
}
cin >> n2;
for (int i = 0; i < n2; i++) {
cin >> b[i];
}
cin >> q;
for (int i = 0; i < q; i++) {
cin >> que[i].x >> que[i].y.x >> que[i].y.y; que[i].y.x--;
}
for (int st = 0; st < q; st += K) {
int sz = min(K, q - st);
for (int i = 0; i < n1; i++) {
mna[i] = a[i];
}
for (int i = 0; i < n2; i++) {
mnb[i] = b[i];
}
int indasz = 0, indbsz = 0;
set<int> ia, ib;
for (int i = 0; i < sz; i++) {
chall[i] = que[i + st];
if (chall[i].x == 1) {
mna[chall[i].y.x] = min(mna[chall[i].y.x], chall[i].y.y);
ia.insert(chall[i].y.x);
} else {
mnb[chall[i].y.x] = min(mnb[chall[i].y.x], chall[i].y.y);
ib.insert(chall[i].y.x);
}
}
for (int i : ia) {
inda[indasz++] = i;
}
for (int i : ib) {
indb[indbsz++] = i;
}
{
sufa[n1 - 1] = 0;
for (int i = n1 - 2; i >= 0; i--) {
sufa[i] = max(sufa[i + 1], mna[i + 1]);
}
prefa[0] = 0;
for (int i = 0; i < n1; i++) {
if (mna[i] >= sufa[i]) {
prefa[i + 1] = prefa[i] + hsh[mna[i]];
} else {
prefa[i + 1] = prefa[i];
}
}
int chassz = 0;
for (int i = 0; i < sz; i++) {
if (chall[i].x == 1) {
chas[chassz++] = chall[i].y;
chas[chassz++] = {chall[i].y.x, a[chall[i].y.x]};
}
}
sort(chas, chas + chassz);
int stksz = 1, ptr = 0;
stk[0] = {INT32_MAX, -1};
for (int i = 0; i < n1; i++) {
while (mna[i] > stk[stksz - 1].x) {
stksz--;
}
stk[stksz++] = {mna[i], i};
while (ptr < chassz && chas[ptr].x == i) {
int nw = stksz;
for (int l = 17; l >= 0; l--) {
if (nw - (1 << l) >= 0 && stk[nw - (1 << l)].x < chas[ptr].y) {
nw -= (1 << l);
}
}
nw--;
prv[(hsh[chas[ptr].x] + hsh[31] * hsh[chas[ptr].y] + hsh[2 + chas[ptr].x]) % mod] = stk[nw].y;
ptr++;
}
}
}
{
sufb[n2 - 1] = 0;
for (int i = n2 - 2; i >= 0; i--) {
sufb[i] = max(sufb[i + 1], mnb[i + 1]);
}
prefb[0] = 0;
for (int i = 0; i < n2; i++) {
if (mnb[i] >= sufb[i]) {
prefb[i + 1] = prefb[i] + hsh[mnb[i]];
} else {
prefb[i + 1] = prefb[i];
}
}
int chbssz = 0;
for (int i = 0; i < sz; i++) {
if (chall[i].x == 2) {
chbs[chbssz++] = chall[i].y;
chbs[chbssz++] = {chall[i].y.x, b[chall[i].y.x]};
}
}
sort(chbs, chbs + chbssz);
int stksz = 1, ptr = 0;
stk[0] = {INT32_MAX, -1};
for (int i = 0; i < n2; i++) {
while (mnb[i] > stk[stksz - 1].x) {
stksz--;
}
stk[stksz++] = {mnb[i], i};
while (ptr < chbssz && chbs[ptr].x == i) {
int nw = stksz;
for (int l = 17; l >= 0; l--) {
if (nw - (1 << l) >= 0 && stk[nw - (1 << l)].x < chbs[ptr].y) {
nw -= (1 << l);
}
}
nw--;
prv[(hsh[chbs[ptr].x] + hsh[31] * hsh[chbs[ptr].y] + hsh[1 + chbs[ptr].x]) % mod] = stk[nw].y;
ptr++;
}
}
}
unsigned long long resmna = prefa[n1], resmnb = prefb[n2];
for (int c = 0; c < sz; c++) {
int chasz = 0, chbsz = 0;
unsigned long long resa = resmna, resb = resmnb;
if (chall[c].x == 1) {
a[chall[c].y.x] = chall[c].y.y;
} else {
b[chall[c].y.x] = chall[c].y.y;
}
{
for (int i = 0; i < indasz; i++) {
if (mna[inda[i]] != a[inda[i]]) {
cha[chasz++] = {inda[i], a[inda[i]]};
}
}
int stksz = 1;
stk[0] = {INT32_MAX, -1};
for (int i = 0; i < chasz; i++) {
while (cha[i].y > stk[stksz - 1].x) {
stksz--;
}
prva[i] = stk[stksz - 1].y;
stk[stksz++] = {cha[i].y, cha[i].x};
}
suffa[chasz - 1] = 0;
for (int i = chasz - 2; i >= 0; i--) {
suffa[i] = max(suffa[i + 1], cha[i + 1].y);
}
for (int i = 0; i < chasz; i++) {
if (max(suffa[i], sufa[cha[i].x]) > cha[i].y) {
continue;
}
int r = cha[i].x + 1;
int l;
int c1 = prva[i];
int c2 = prv[(hsh[cha[i].x] + hsh[31] * hsh[cha[i].y] + hsh[2 + cha[i].x]) % mod];
// int c2 = cha[i].x;
if (a[c1] > a[c2]) {
l = c1 + 1;
} else if (a[c2] > a[c1]) {
l = c2 + 1;
} else {
l = max(c1, c2) + 1;
}
resa -= prefa[r] - prefa[l];
resa += hsh[cha[i].y];
}
}
{
for (int i = 0; i < indbsz; i++) {
if (mnb[indb[i]] != b[indb[i]]) {
chb[chbsz++] = {indb[i], b[indb[i]]};
}
}
int stksz = 1;
stk[0] = {INT32_MAX, -1};
for (int i = 0; i < chbsz; i++) {
while (chb[i].y > stk[stksz - 1].x) {
stksz--;
}
prvb[i] = stk[stksz - 1].y;
stk[stksz++] = {chb[i].y, chb[i].x};
}
suffb[chbsz - 1] = 0;
for (int i = chbsz - 2; i >= 0; i--) {
suffb[i] = max(suffb[i + 1], chb[i + 1].y);
}
for (int i = 0; i < chbsz; i++) {
if (max(suffb[i], sufb[chb[i].x]) > chb[i].y) {
continue;
}
int r = chb[i].x + 1;
int l;
int c1 = prvb[i];
int c2 = prv[(hsh[chb[i].x] + hsh[31] * hsh[chb[i].y] + hsh[1 + chb[i].x]) % mod];
// int c2 = chb[i].x;
if (b[c1] > b[c2]) {
l = c1 + 1;
} else if (b[c2] > b[c1]) {
l = c2 + 1;
} else {
l = max(c1, c2) + 1;
}
resb -= prefb[r] - prefb[l];
resb += hsh[chb[i].y];
}
}
cout << (resa == resb ? "YES\n" : "NO\n");
// cout << resa << ' ' << resb << '\n';
}
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 36384kb
input:
5 1 2 3 4 5 5 5 4 3 2 1 8 1 1 5 1 4 2 1 2 4 1 5 1 1 5 5 2 1 4 2 3 5 2 5 5
output:
NO NO NO YES NO NO NO YES
result:
ok 8 tokens
Test #2:
score: 0
Accepted
time: 80ms
memory: 40248kb
input:
1 2 6 2 1 1 1 1 1 200000 2 6 2 1 1 1 1 1 1 1 1 2 2 1 1 1 1 2 1 1 1 2 4 1 2 1 2 1 1 1 1 1 2 2 5 1 1 1 1 1 1 2 1 1 1 2 6 1 1 1 2 1 1 2 1 1 2 2 3 1 1 1 1 2 1 1 2 6 2 1 1 2 2 4 1 1 1 2 2 6 1 1 1 2 1 1 1 2 5 2 2 6 2 1 1 1 2 4 2 2 5 2 2 6 2 1 1 1 2 5 1 2 6 2 1 1 2 1 1 1 1 1 1 2 4 1 1 1 2 1 1 2 1 1 2 2 3 2...
output:
NO NO NO NO YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO N...
result:
ok 200000 tokens
Test #3:
score: 0
Accepted
time: 79ms
memory: 39668kb
input:
6 2 1 1 2 1 2 1 1 200000 2 1 1 1 1 2 1 1 1 2 1 2 2 1 1 2 1 1 2 1 2 2 1 2 1 1 2 1 3 1 1 6 2 1 5 2 1 4 2 1 3 1 2 1 2 1 4 2 1 4 2 2 1 2 2 1 2 1 3 1 1 6 1 1 1 2 2 1 1 1 6 1 1 3 1 1 5 2 1 6 2 1 5 2 2 1 2 1 2 1 1 5 2 2 1 1 2 1 1 1 6 1 2 1 2 2 1 1 1 3 2 2 1 1 1 6 1 1 4 2 1 2 1 1 1 1 2 1 1 1 2 1 1 6 2 1 6 2...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO ...
result:
ok 200000 tokens
Test #4:
score: 0
Accepted
time: 102ms
memory: 74280kb
input:
6 1 3 1 2 1 2 6 2 1 3 3 3 1 200000 2 4 2 1 2 1 1 6 2 2 3 2 1 1 1 1 6 2 1 6 2 1 3 2 2 6 1 2 4 3 1 1 2 2 5 2 2 6 2 2 3 1 1 4 3 1 3 1 2 5 2 2 4 2 2 1 3 1 1 1 2 2 2 2 4 2 1 5 3 1 6 3 2 6 3 1 5 3 2 5 3 2 4 1 2 4 2 1 1 2 1 6 1 2 6 1 1 2 3 1 1 3 1 1 1 2 6 3 2 4 1 1 4 2 2 2 1 1 3 1 1 1 3 1 1 3 1 4 3 1 3 3 2...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES YES NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO N...
result:
ok 200000 tokens
Test #5:
score: 0
Accepted
time: 84ms
memory: 40788kb
input:
4 1 1 2 2 1 1 200000 2 1 2 1 1 3 1 2 1 2 1 2 2 1 2 2 1 3 2 1 1 2 1 1 1 4 2 2 1 3 1 3 1 1 2 1 1 3 2 2 1 1 1 4 2 2 1 1 2 1 2 1 1 1 2 1 2 2 1 1 1 4 1 1 2 2 2 1 1 1 1 1 1 4 3 2 1 3 1 1 3 2 1 2 1 2 1 2 1 1 2 1 1 2 1 1 2 1 3 2 1 2 1 2 3 2 1 3 1 3 3 2 1 1 1 2 3 2 1 2 1 1 2 2 1 2 2 1 3 1 2 1 1 4 3 2 1 2 2 1...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO YES NO NO NO NO YES YES NO NO NO NO NO NO NO NO NO N...
result:
ok 200000 tokens
Test #6:
score: 0
Accepted
time: 85ms
memory: 59508kb
input:
2 4 2 4 2 3 3 2 200000 1 1 2 1 2 2 1 2 2 1 2 4 1 1 2 1 2 4 2 2 1 1 1 3 2 3 2 2 3 1 2 2 4 2 3 2 2 2 1 1 1 4 1 2 4 2 2 1 1 1 2 2 1 2 2 4 4 1 2 4 1 2 3 2 4 4 2 3 1 2 1 3 2 3 1 2 2 1 1 1 2 2 2 1 1 2 3 1 2 2 1 2 1 1 2 4 1 2 4 1 1 3 1 1 4 2 1 3 1 1 1 1 2 4 2 1 2 2 3 4 1 2 4 2 2 1 1 2 1 2 3 2 1 2 3 2 3 3 1...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO N...
result:
ok 200000 tokens
Test #7:
score: 0
Accepted
time: 98ms
memory: 102984kb
input:
7 3 3 4 1 1 3 3 5 3 3 2 1 4 200000 2 2 1 2 2 1 2 5 1 1 6 1 1 5 2 2 1 4 1 4 2 1 6 4 1 7 1 1 2 3 2 5 1 2 5 4 1 6 2 1 5 2 1 4 1 1 2 1 2 2 2 1 3 4 1 7 2 1 6 3 2 5 1 1 5 1 1 7 3 2 1 3 2 3 1 1 3 2 2 2 2 1 7 4 2 1 4 1 3 2 1 1 2 1 5 3 1 5 3 2 2 2 1 5 3 2 5 3 2 3 2 1 1 3 1 2 2 2 2 1 2 1 4 2 1 2 1 3 4 2 1 1 1...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO...
result:
ok 200000 tokens
Test #8:
score: 0
Accepted
time: 92ms
memory: 89316kb
input:
1 3 7 4 4 5 5 5 5 4 200000 2 2 4 2 6 4 1 1 4 2 6 4 2 1 3 2 2 3 2 1 3 1 1 5 1 1 5 2 3 5 1 1 4 1 1 4 2 6 5 2 5 1 2 1 2 2 7 2 1 1 5 2 4 5 1 1 2 1 1 3 2 4 2 2 1 3 1 1 3 2 1 1 1 1 1 2 3 1 1 1 4 1 1 5 1 1 1 2 5 2 2 7 3 1 1 5 2 6 4 1 1 4 2 7 4 2 3 3 2 3 1 1 1 3 1 1 3 2 4 4 1 1 4 1 1 2 1 1 1 2 3 1 2 1 1 1 1...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO ...
result:
ok 200000 tokens
Test #9:
score: 0
Accepted
time: 101ms
memory: 109292kb
input:
8 3 1 2 2 1 4 4 4 3 1 4 4 200000 1 2 1 1 5 1 2 1 1 2 1 1 2 2 2 2 3 1 1 5 5 1 6 2 1 2 5 1 3 1 1 5 1 2 1 5 2 1 2 1 4 4 2 3 3 1 4 3 2 2 2 2 3 1 1 6 4 1 1 3 1 2 3 2 2 5 2 3 3 2 1 3 2 3 4 2 1 4 2 2 5 2 2 4 2 2 2 1 3 1 1 8 2 2 2 3 1 2 2 1 1 2 1 1 1 1 3 1 2 1 3 2 2 3 1 6 2 2 2 4 1 6 3 2 1 1 1 1 4 2 1 4 2 1...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO...
result:
ok 200000 tokens
Test #10:
score: -100
Wrong Answer
time: 79ms
memory: 69612kb
input:
3 6 1 5 2 5 3 200000 1 2 4 1 1 3 1 2 5 2 2 5 1 3 3 1 1 6 1 3 1 1 2 1 2 1 6 2 1 4 2 1 2 2 2 3 1 3 1 1 3 5 1 2 4 2 2 5 1 2 5 1 3 1 2 1 3 1 2 6 1 2 4 2 1 3 1 2 4 1 2 1 1 3 2 2 2 6 2 1 4 2 2 4 1 1 2 1 1 4 2 2 2 2 1 4 1 2 2 1 1 3 2 1 4 1 3 3 2 1 6 2 2 2 1 1 6 1 3 6 1 2 2 1 3 1 2 2 3 1 2 2 2 1 2 2 2 5 2 2...
output:
NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO...
result:
wrong answer 69th words differ - expected: 'YES', found: 'NO'