QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#382301 | #7782. Ursa Minor | nguyentunglam | TL | 175ms | 493824kb | C++17 | 2.4kb | 2024-04-08 11:34:13 | 2024-04-08 11:34:13 |
Judging History
answer
#include<bits/stdc++.h>
#define all(v) v.begin(), v.end()
#define endl "\n"
using namespace std;
const int N = 2e5 + 10, base = 100, mod = 1e9 + 7, T1 = 300, T2 = 1;
long long pw[N], f[N], a[N], sum[T1 + 10][N / T2 + 10];
int lg[N], rmq[20][N];
int b[N];
int n, m, q;
void handle (int p) {
long long old = f[p];
f[p] = p > 1 ? a[p] - a[p - 1] : a[p] - a[n];
for(int c = 1; c <= T1; c++) {
sum[c][p / T2] += (f[p] - old) * pw[p % c];
}
}
void update(int p, int v) {
a[p] = v;
handle(p);
if (p + 1 <= n) handle(p + 1);
else handle(1);
}
tuple<int, int, int, int> query[N];
int get_gcd (int l, int r) {
int k = lg[r - l + 1];
return __gcd(rmq[k][l], rmq[k][r - (1 << k) + 1]);
}
int32_t main() {
#define task ""
cin.tie(0) -> sync_with_stdio(0);
if (fopen("task.inp", "r")) {
freopen("task.inp", "r", stdin);
freopen("task.out", "w", stdout);
}
if (fopen(task".inp", "r")) {
freopen (task".inp", "r", stdin);
freopen (task".out", "w", stdout);
}
cin >> n >> m >> q;
pw[0] = 1;
for(int i = 1; i <= n; i++) {
pw[i] = pw[i - 1] * base % mod;
}
for(int i = 1; i <= n; i++) {
cin >> a[i];
update(i, a[i]);
}
for(int i = 2; i <= m; i++) lg[i] = lg[i / 2] + 1;
for(int i = 1; i <= m; i++) cin >> rmq[0][i];
for(int j = 1; j <= lg[m]; j++) for(int i = 1; i + (1 << j) - 1 <= m; i++) {
rmq[j][i] = __gcd(rmq[j - 1][i], rmq[j - 1][i + (1 << j - 1)]);
}
while (q--) {
char type; cin >> type;
if (type == 'U') {
int p, v; cin >> p >> v;
update(p, v);
}
else {
int x, y, u, v; cin >> x >> y >> u >> v;
int c = __gcd(y - x + 1, get_gcd(u, v));
long long hs = 0;
if (c <= T1) {
int st = x / T2;
int ed = y / T2;
for(int i = st + 1; i < ed; i++) hs += sum[c][i];
if (st == ed) {
for(int i = x; i <= y; i++) hs += f[i] * pw[i % c];
}
else {
for(int i = x; i <= st * T2 + T2 - 1; i++) hs += f[i] * pw[i % c];
for(int i = y; i >= ed * T2; i--) hs += f[i] * pw[i % c];
}
hs -= f[x] * pw[x % c];
hs += (a[x] - a[y]) * pw[x % c];
// cout << hs << endl;
cout << (hs == 0 ? "Yes\n" : "No\n");
}
else {
cout << 1 << endl;
}
}
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 482820kb
input:
6 4 5 1 1 4 5 1 4 3 3 2 4 Q 1 5 1 2 Q 2 5 3 4 U 5 2 Q 1 6 1 2 Q 2 5 3 4
output:
Yes No No Yes
result:
ok 4 tokens
Test #2:
score: 0
Accepted
time: 0ms
memory: 478824kb
input:
1 1 1 0 1 Q 1 1 1 1
output:
Yes
result:
ok "Yes"
Test #3:
score: 0
Accepted
time: 150ms
memory: 487052kb
input:
2000 2000 200000 1 1 2 0 0 2 0 2 0 0 0 0 0 2 2 1 2 0 0 2 2 2 1 0 1 2 1 2 0 0 1 1 1 2 0 0 2 2 2 2 0 2 0 0 2 1 2 0 0 1 2 2 1 0 2 0 0 0 1 2 2 1 2 2 0 0 1 1 1 0 0 2 0 0 1 1 0 2 2 2 1 0 0 1 0 1 2 2 2 1 1 2 2 1 2 1 0 2 2 3 1 3 2 3 1 0 1 2 0 1 1 1 0 2 2 3 2 0 3 2 3 3 1 2 3 1 2 0 1 0 3 1 0 0 2 0 1 2 1 3 2 2...
output:
Yes Yes No Yes Yes No No No Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes No No No No No Yes No No No Yes Yes No Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes No Yes Yes Yes No No Yes No Yes No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes No...
result:
ok 100554 tokens
Test #4:
score: 0
Accepted
time: 175ms
memory: 493824kb
input:
1 200000 200000 998244353 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
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 100240 tokens
Test #5:
score: 0
Accepted
time: 137ms
memory: 493632kb
input:
6 131072 200000 0 0 0 0 1000000000 1000000000 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 ...
output:
Yes Yes Yes No No No Yes No No No No No Yes Yes No Yes No Yes Yes Yes No No No No No No No Yes No No No Yes Yes Yes Yes Yes Yes Yes Yes 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 Yes No No No No No No No No No No No No No No No Yes No No No No No No Yes Yes No Yes N...
result:
ok 100021 tokens
Test #6:
score: -100
Time Limit Exceeded
input:
200000 200000 200000 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877...
output:
1 No 1 No 1 No 1 1 1 No 1 1 No 1 Yes 1 1 1 Yes 1 No No 1 1 No 1 No 1 No No No 1 No Yes 1 1 1 No 1 Yes Yes Yes 1 1 1 1 1 1 1 No Yes 1 No 1 1 1 No 1 No 1 Yes No 1 1 1 1 1 1 No 1 No No 1 No 1 No 1 No No No 1 1 No No Yes 1 Yes Yes No No No 1 1 1 No 1 1 1 1 1 No No 1 No No 1 1 No 1 1 No 1 1 Yes No No 1 N...