QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#696619 | #9302. Caesar Cipher | real_sigma_team | WA | 1223ms | 54376kb | C++23 | 3.4kb | 2024-10-31 23:53:26 | 2024-11-04 17:10:25 |
Judging History
answer
#include <bits/stdc++.h>
#include <immintrin.h>
using namespace std;
using ll = long long;
using ld = long double;
# define x first
# define y second
# define all(x) x.begin(), x.end()
# define rall(x) x.rbegin(), x.rend()
mt19937 mt(123);
void solve();
void init();
int32_t main() {
#ifndef LOCAL
cin.tie(nullptr)->sync_with_stdio(false);
#endif
init();
cout << fixed << setprecision(10);
int t = 1;
// cin >> t;
while (t--) {
solve();
}
}
#define int ll
mt19937 rng(time(0));
int mod = (1ll << 61) - 1;
int base = 133770;
int add(int a, int b) {
return a + b >= mod ? a + b - mod : a + b;
}
int sub(int a, int b) {
return a >= b ? a - b : a + mod - b;
}
int mul(int a, int b) {
return (__int128_t)1 * a * b % mod;
}
const int N = 5e5 + 10;
struct elem {
int hsh = 0, sz = 0;
elem() = default;
elem(int x) : hsh(x), sz(1) {}
};
int mx[4 * N], lazy[4 * N], sum[N], pw[N];
elem tr[4 * N];
elem operator+(elem left, elem right) {
elem res;
res.hsh = add(left.hsh, mul(pw[left.sz], right.hsh));
res.sz = left.sz + right.sz;
return res;
}
void apply(int node, int x) {
mx[node] += x;
tr[node].hsh = add(tr[node].hsh, mul(x, sum[tr[node].sz]));
lazy[node] += x;
}
void push(int node) {
apply(node << 1, lazy[node]);
apply(node << 1 | 1, lazy[node]);
lazy[node] = 0;
}
int a[N];
void build(int node, int l, int r) {
if (l == r) {
mx[node] = a[l];
tr[node] = elem(a[l]);
} else {
int m = (l + r) / 2;
build(node << 1, l, m);
build(node << 1 | 1, m + 1, r);
tr[node] = tr[node << 1] + tr[node << 1 | 1];
mx[node] = max(mx[node << 1], mx[node << 1 | 1]);
}
}
void update(int ql, int qr, int node, int l, int r) {
if (r < ql || qr < l) return;
if (ql <= l && r <= qr) {
if (l == r) {
mx[node] = (mx[node] + 1) % 65536;
tr[node] = elem(mx[node]);
return;
} else if (mx[node] + 1 < 65536) {
apply(node, 1ll);
return;
}
}
int m = (l + r) / 2;
push(node);
update(ql, qr, node << 1, l, m);
update(ql, qr, node << 1 | 1, m + 1, r);
tr[node] = tr[node << 1] + tr[node << 1 | 1];
mx[node] = max(mx[node << 1], mx[node << 1 | 1]);
}
elem get(int ql, int qr, int node, int l, int r) {
if (r < ql || qr < l) return elem();
if (ql <= l && r <= qr) return tr[node];
int m = (l + r) / 2;
push(node);
return get(ql, qr, node << 1, l, m) + get(ql, qr, node << 1 | 1, m + 1, r);
}
void init() {}
void solve() {
while (base <= 1e5) base = rng();
int n, q;
cin >> n >> q;
pw[0] = 1;
for (int i = 1; i < n; ++i) pw[i] = mul(pw[i - 1], base);
for (int i = 0; i < n; ++i) sum[i + 1] = add(sum[i], pw[i]);
for (int i = 0; i < n; ++i) cin >> a[i];
build(1, 0, n - 1);
while (q--) {
int type;
cin >> type;
if (type == 1) {
int l, r;
cin >> l >> r;
--l, --r;
update(l, r, 1, 0, n - 1);
} else {
int a, b, len;
cin >> a >> b >> len;
--a, --b;
if (get(a, a + len - 1, 1, 0, n - 1).hsh == get(b, b + len - 1, 1, 0, n - 1).hsh) cout << "yes\n";
else cout << "no\n";
}
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 9784kb
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: 1ms
memory: 9800kb
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: 0ms
memory: 10116kb
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: 173ms
memory: 25700kb
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: 1223ms
memory: 51060kb
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: 1072ms
memory: 53568kb
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: 1062ms
memory: 51056kb
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: 872ms
memory: 53308kb
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: 901ms
memory: 54376kb
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: 871ms
memory: 53844kb
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: 883ms
memory: 52684kb
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: 15ms
memory: 43940kb
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 17
time: 1ms
memory: 10020kb
input:
100 1 7 0 5 0 0 0 9 0 12 14 0 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15 0 0 3 0 17 5 13 0 2 0 0 2 0 13 5 17 0 3 0 0 15 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16 0 14 12 0 9 0 0 0 5 0 7 2 1 51 50
output:
yes
result:
wrong answer expected NO, found YES [1st token]