#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) (x).begin(), (x).end()
const int N = 5e5 + 7;
int n, q;
ll d[N], c[N];
int main() {
cin.tie(0)->sync_with_stdio(false);
cin >> n >> q;
c[0] = 1;
for (int i = 1; i <= n; i++) {
cin >> d[i];
c[i] = (d[i] + c[i - 1] - 1) / c[i - 1] * c[i - 1];
}
auto query = [&](ll t, ll x) {
ll res = n + 1, shift = 0;;
while (t > 0) {
int i = upper_bound(c, c + n + 1, t) - c - 1;
ll dist = t - (t % c[i]);
t -= dist, shift += dist;
res = min(res, n + 1 - i + max(x - (shift - i), -1LL));
}
return res;
};
while (q--) {
ll t, l, r;
cin >> t >> l >> r;
cout << query(t, r) - query(t, l - 1) << '\n';
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
168 ms |
26704 KB |
Output is correct |
2 |
Correct |
159 ms |
26700 KB |
Output is correct |
3 |
Correct |
209 ms |
26700 KB |
Output is correct |
4 |
Correct |
169 ms |
26560 KB |
Output is correct |
5 |
Correct |
158 ms |
26708 KB |
Output is correct |
6 |
Correct |
167 ms |
26708 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
168 ms |
26704 KB |
Output is correct |
2 |
Correct |
159 ms |
26700 KB |
Output is correct |
3 |
Correct |
209 ms |
26700 KB |
Output is correct |
4 |
Correct |
169 ms |
26560 KB |
Output is correct |
5 |
Correct |
158 ms |
26708 KB |
Output is correct |
6 |
Correct |
167 ms |
26708 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
169 ms |
25044 KB |
Output is correct |
14 |
Correct |
178 ms |
25680 KB |
Output is correct |
15 |
Correct |
158 ms |
24364 KB |
Output is correct |
16 |
Correct |
171 ms |
25052 KB |
Output is correct |
17 |
Correct |
412 ms |
29260 KB |
Output is correct |
18 |
Correct |
369 ms |
29012 KB |
Output is correct |
19 |
Correct |
401 ms |
29264 KB |
Output is correct |
20 |
Correct |
399 ms |
29264 KB |
Output is correct |
21 |
Correct |
402 ms |
29124 KB |
Output is correct |
22 |
Correct |
399 ms |
29160 KB |
Output is correct |
23 |
Correct |
379 ms |
29008 KB |
Output is correct |
24 |
Correct |
408 ms |
29180 KB |
Output is correct |
25 |
Correct |
179 ms |
26548 KB |
Output is correct |
26 |
Correct |
169 ms |
26704 KB |
Output is correct |
27 |
Correct |
422 ms |
28752 KB |
Output is correct |
28 |
Correct |
444 ms |
29044 KB |
Output is correct |
29 |
Correct |
447 ms |
28752 KB |
Output is correct |
30 |
Correct |
543 ms |
28756 KB |
Output is correct |
31 |
Correct |
471 ms |
29012 KB |
Output is correct |
32 |
Correct |
154 ms |
25200 KB |
Output is correct |
33 |
Correct |
0 ms |
2392 KB |
Output is correct |