QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#591780 | #9302. Caesar Cipher | lonelywolf | WA | 1362ms | 59924kb | C++20 | 5.7kb | 2024-09-26 17:46:29 | 2024-09-26 18:56:22 |
Judging History
你现在查看的是最新测评结果
- [2024-11-04 17:10:09]
- hack成功,自动添加数据
- (/hack/1110)
- [2024-10-21 09:47:48]
- hack成功,自动添加数据
- (/hack/1022)
- [2024-10-21 09:39:50]
- hack成功,自动添加数据
- (/hack/1021)
- [2024-10-21 09:31:34]
- hack成功,自动添加数据
- (/hack/1020)
- [2024-10-03 10:14:59]
- hack成功,自动添加数据
- (/hack/928)
- [2024-09-28 07:51:27]
- hack成功,自动添加数据
- (/hack/922)
- [2024-09-28 07:42:39]
- hack成功,自动添加数据
- (/hack/921)
- [2024-09-26 18:56:14]
- hack成功,自动添加数据
- (/hack/911)
- [2024-09-26 17:46:29]
- 提交
answer
#include <bits/stdc++.h>
using namespace std;
constexpr int N = 500000;
constexpr int B = 516;
constexpr array<int, 2> mod = {998244353, 1000000007};
using ll = long long;
int p[N + 10][2];
int s[N + 10][2];
void init() {
p[0][0] = p[0][1] = 1;
s[1][0] = s[1][1] = 1;
for (int t = 0; t < 2; t++) {
for (int i = 1; i <= N; i++) {
p[i][t] = 1LL * p[i - 1][t] * B % mod[t];
s[i + 1][t] = (p[i][t] + s[i][t]) % mod[t];
}
}
}
template<class Info, class Tag>
struct LazySegmentTree {
int n;
vector<Info> info;
vector<Tag> tag;
LazySegmentTree() : n(0) {}
LazySegmentTree(int n_, Info v_ = Info()) {
init(n_, v_);
}
template<class T>
LazySegmentTree(vector<T> init_) {
init(init_);
}
void init(int n_, Info v_ = Info()) {
init(vector(n_ + 1, v_));
}
template<class T>
void init(vector<T> init_) {
n = init_.size() - 1;
info.assign(4 << __lg(n) + 1, Info());
tag.assign(4 << __lg(n) + 1, Tag());
function<void(int, int, int)> build = [&](int p, int l, int r) {
if (l == r) {
info[p] = init_[l];
return;
}
int m = (l + r) / 2;
build(2 * p, l, m);
build(2 * p + 1, m + 1, r);
pull(p);
};
build(1, 1, n);
}
void pull(int p) {
info[p] = info[2 * p] + info[2 * p + 1];
}
void apply(int p, const Tag &v) {
info[p].apply(v);
tag[p].apply(v);
}
void push(int p) {
apply(2 * p, tag[p]);
apply(2 * p + 1, tag[p]);
tag[p] = Tag();
}
void modify(int p, int l, int r, int x, const Info &v) {
if (l == r) {
info[p] = v;
return;
}
int m = (l + r) / 2;
push(p);
if (x <= m) {
modify(2 * p, l, m, x, v);
} else {
modify(2 * p + 1, m + 1, r, x, v);
}
pull(p);
}
void modify(int p, const Info &v) {
modify(1, 1, n, p, v);
}
Info rangeQuery(int p, int l, int r, int x, int y) {
if (l > y || r < x) {
return Info();
}
if (l >= x && r <= y) {
return info[p];
}
int m = (l + r) / 2;
push(p);
return rangeQuery(2 * p, l, m, x, y) + rangeQuery(2 * p + 1, m + 1, r, x, y);
}
Info rangeQuery(int l, int r) {
return rangeQuery(1, 1, n, l, r);
}
void rangeApply(int p, int l, int r, int x, int y, const Tag &v) {
if (l > y || r < x) {
return;
}
if (l >= x && r <= y) {
apply(p, v);
return;
}
int m = (l + r) / 2;
push(p);
rangeApply(2 * p, l, m, x, y, v);
rangeApply(2 * p + 1, m + 1, r, x, y, v);
pull(p);
}
void rangeApply(int l, int r, const Tag &v) {
return rangeApply(1, 1, n, l, r, v);
}
void work(int p, int l, int r) {
if (info[p].mx != 65536) {
return;
}
if (l == r) {
info[p].work();
return;
}
int m = (l + r) / 2;
push(p);
work(2 * p, l, m);
work(2 * p + 1, m + 1, r);
pull(p);
}
template<class F>
int findFirst(int p, int l, int r, int x, int y, F pred) {
if (l > y || r < x || !pred(info[p])) {
return -1;
}
if (l == r) {
return l;
}
int m = (l + r) / 2;
push(p);
int res = findFirst(2 * p, l, m, x, y, pred);
if (res == -1) {
res = findFirst(2 * p + 1, m + 1, r, x, y, pred);
}
return res;
}
template<class F>
int findFirst(int l, int r, F pred) {
return findFirst(1, 1, n, l, r, pred);
}
template<class F>
int findLast(int p, int l, int r, int x, int y, F pred) {
if (l > y || r < x || !pred(info[p])) {
return -1;
}
if (l == r) {
return l;
}
int m = (l + r) / 2;
push(p);
int res = findLast(2 * p + 1, m + 1, r, x, y, pred);
if (res == -1) {
res = findLast(2 * p, l, m, x, y, pred);
}
return res;
}
template<class F>
int findLast(int l, int r, F pred) {
return findLast(1, 1, n, l, r, pred);
}
};
struct Tag {
int d = 0;
void apply(Tag t) {
d += t.d;
}
};
struct Info {
array<int, 2> val {0, 0};
int len = 0;
int mx = 0;
void apply(Tag t) {
mx += t.d;
for (int i = 0; i < 2; i++) {
val[i] = (1LL * t.d * s[len][i] % mod[i] + val[i]) % mod[i];
}
}
void work() {
mx = 0;
val = {0, 0};
}
};
Info operator+(Info a, Info b) {
Info ret;
ret.len = a.len + b.len;
ret.mx = max(a.mx, b.mx);
for (int t = 0; t < 2; t++) {
ret.val[t] = (1LL * a.val[t] * p[b.len][t] % mod[t] + b.val[t]) % mod[t];
}
return ret;
}
signed main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
init();
int n, q;
cin >> n >> q;
LazySegmentTree<Info, Tag> tr(n);
for (int i = 1; i <= n; i++) {
int x;
cin >> x;
tr.modify(i, {{x % mod[0], x % mod[1]}, 1, x});
}
while (q--) {
int o;
cin >> o;
if (o == 1) {
int l, r;
cin >> l >> r;
tr.rangeApply(l, r, {1});
tr.work(1, 1, n);
} else {
int x, y, L;
cin >> x >> y >> L;
auto v1 = tr.rangeQuery(x, min(n, x + L - 1));
auto v2 = tr.rangeQuery(y, min(n, y + L - 1));
if (v1.val == v2.val && v1.len == v2.len) {
cout << "yes\n";
} else {
cout << "no\n";
}
}
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 7ms
memory: 11628kb
input:
5 6 1 2 1 2 1 2 1 2 2 2 1 3 3 1 1 1 1 3 5 2 1 2 4 2 1 2 2
output:
no yes no yes
result:
ok 4 token(s): yes count is 2, no count is 2
Test #2:
score: 0
Accepted
time: 3ms
memory: 11628kb
input:
3 3 0 65535 65535 2 1 2 2 1 2 3 2 1 2 2
output:
no yes
result:
ok 2 token(s): yes count is 1, no count is 1
Test #3:
score: 0
Accepted
time: 4ms
memory: 11480kb
input:
1000 1000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes ...
result:
ok 1000 token(s): yes count is 1000, no count is 0
Test #4:
score: 0
Accepted
time: 222ms
memory: 22684kb
input:
100000 100000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes ...
result:
ok 100000 token(s): yes count is 100000, no count is 0
Test #5:
score: 0
Accepted
time: 1362ms
memory: 59772kb
input:
500000 500000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes ...
result:
ok 500000 token(s): yes count is 500000, no count is 0
Test #6:
score: 0
Accepted
time: 1290ms
memory: 59824kb
input:
500000 500000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes ...
result:
ok 500000 token(s): yes count is 500000, no count is 0
Test #7:
score: 0
Accepted
time: 1305ms
memory: 59860kb
input:
500000 500000 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 6553...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes no no no yes yes yes yes yes yes yes yes yes yes yes yes yes no yes ...
result:
ok 500000 token(s): yes count is 449947, no count is 50053
Test #8:
score: 0
Accepted
time: 1134ms
memory: 59924kb
input:
500000 500000 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 4999...
output:
yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes no yes yes yes yes yes yes yes yes yes yes yes yes yes no yes yes yes yes yes no yes yes yes yes yes yes yes yes yes no yes no yes y...
result:
ok 251941 token(s): yes count is 226844, no count is 25097
Test #9:
score: 0
Accepted
time: 1133ms
memory: 59768kb
input:
500000 500000 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 ...
output:
no no no no no no no no yes no no yes no no no no no no no no no no yes yes no no yes no no yes no no no yes no no no no no no no yes no no no no no no no no no no yes no no no no no no yes no no yes no no no no no no no no no yes no no no no no no no no no no no yes yes no no no yes no no no no yes...
result:
ok 251981 token(s): yes count is 32353, no count is 219628
Test #10:
score: 0
Accepted
time: 1123ms
memory: 59864kb
input:
500000 500000 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 65535 0 6553...
output:
yes yes yes yes no no no yes yes yes yes yes yes yes yes yes yes yes yes yes yes no yes no yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes no yes yes yes yes yes yes no yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes no ...
result:
ok 251952 token(s): yes count is 227079, no count is 24873
Test #11:
score: 0
Accepted
time: 1102ms
memory: 59916kb
input:
500000 500000 2 1 2 3 1 2 3 2 3 3 3 2 3 2 2 3 3 1 1 2 1 1 3 1 2 2 1 2 1 2 3 1 1 3 2 2 3 3 3 1 3 1 2 3 3 3 3 1 1 3 1 1 3 2 2 3 1 3 1 2 1 1 1 3 2 1 1 2 3 1 3 3 1 3 2 2 3 3 2 3 2 1 3 2 3 3 2 3 1 1 2 1 3 3 3 2 1 2 1 1 1 1 3 1 3 1 1 3 2 1 3 2 1 1 3 3 1 3 1 3 1 2 2 1 1 1 2 2 1 1 1 3 3 1 2 3 3 2 1 3 3 1 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 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...
result:
ok 251970 token(s): yes count is 4568, no count is 247402
Test #12:
score: 0
Accepted
time: 127ms
memory: 56356kb
input:
282544 1 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 1 0 0 1 0 1 1 0 0 1 1 0 1 0 0 1 0 1...
output:
no
result:
ok NO
Extra Test:
score: -3
Extra Test Failed : Wrong Answer on 10
time: 3ms
memory: 11448kb
input:
100 1 17 0 0 0 3 1 3 18 11 4 5 3 6 4 0 0 5 0 0 7 0 0 0 0 0 0 0 0 0 0 0 0 10 0 1 17 0 0 0 0 0 0 0 0 0 0 7 6 13 0 0 13 6 7 0 0 0 0 0 0 0 0 0 0 17 1 0 10 0 0 0 0 0 0 0 0 0 0 0 0 7 0 0 5 0 0 4 6 3 5 4 11 18 3 1 3 0 0 0 17 2 1 51 50
output:
yes
result:
wrong answer expected NO, found YES [1st token]