#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int n, q; cin>>n>>q;
vector<int> d(n + 1);
for (int i = 1; i <= n; i++){
cin>>d[i];
}
vector<int> k(n + 1);
k[1] = d[1];
for (int i = 2; i <= n; i++){
k[i] = ceil(1.0 * d[i] / k[i - 1]) * k[i - 1];
}
vector<pii> all;
int i = 1;
while (i <= n){
int j = i;
while (j <= n && k[i] == k[j]){
j++;
}
all.pb({i, j - 1});
i = j;
}
while (q--){
int t, l, r; cin>>t>>l>>r;
int out = (l <= t && t <= r), p = t - 1;
for (auto [L, R]: all){
int f = (p + L) / k[L];
int l1 = max(l, f * k[L] - R), r1 = min(r, f * k[L] - L);
out += max(0, (r1 - l1 + 1));
p = (f * k[L] - R) - 1;
}
cout<<out<<"\n";
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
153 ms |
22668 KB |
Output is correct |
2 |
Correct |
148 ms |
22680 KB |
Output is correct |
3 |
Correct |
152 ms |
22636 KB |
Output is correct |
4 |
Correct |
157 ms |
22740 KB |
Output is correct |
5 |
Correct |
147 ms |
22756 KB |
Output is correct |
6 |
Correct |
149 ms |
22656 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
153 ms |
22668 KB |
Output is correct |
2 |
Correct |
148 ms |
22680 KB |
Output is correct |
3 |
Correct |
152 ms |
22636 KB |
Output is correct |
4 |
Correct |
157 ms |
22740 KB |
Output is correct |
5 |
Correct |
147 ms |
22756 KB |
Output is correct |
6 |
Correct |
149 ms |
22656 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
167 ms |
21332 KB |
Output is correct |
14 |
Correct |
163 ms |
21840 KB |
Output is correct |
15 |
Correct |
153 ms |
20452 KB |
Output is correct |
16 |
Correct |
164 ms |
21072 KB |
Output is correct |
17 |
Correct |
228 ms |
25172 KB |
Output is correct |
18 |
Correct |
227 ms |
25312 KB |
Output is correct |
19 |
Correct |
227 ms |
25384 KB |
Output is correct |
20 |
Correct |
218 ms |
25168 KB |
Output is correct |
21 |
Correct |
215 ms |
25428 KB |
Output is correct |
22 |
Correct |
214 ms |
25464 KB |
Output is correct |
23 |
Correct |
227 ms |
25148 KB |
Output is correct |
24 |
Correct |
213 ms |
25484 KB |
Output is correct |
25 |
Correct |
151 ms |
22628 KB |
Output is correct |
26 |
Correct |
155 ms |
22612 KB |
Output is correct |
27 |
Correct |
220 ms |
24912 KB |
Output is correct |
28 |
Correct |
253 ms |
25172 KB |
Output is correct |
29 |
Correct |
237 ms |
24796 KB |
Output is correct |
30 |
Correct |
237 ms |
24888 KB |
Output is correct |
31 |
Correct |
233 ms |
25168 KB |
Output is correct |
32 |
Correct |
157 ms |
21332 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |