#include <bits/stdc++.h>
using namespace std;
const int mxN = 1e7+1;
int dp[mxN], dp2[mxN];
void solve() {
int M, Q;
cin >> M >> Q;
vector<int> primes(M);
for (auto &a : primes) cin >> a;
for (auto p : primes) {
for (int i = p; i < mxN; i += p) {
dp2[i - 1] = max(dp2[i - 1], p - 1);
}
}
for (int i = mxN - 2; i >= 0; --i) {
dp2[i] = max(dp2[i], dp2[i + 1] - 1);
}
dp[0] = 0;
for (int i = 1; i < mxN; ++i) {
dp[i] = 1e9;
dp[i] = dp[i - dp2[i]] + 1;
}
while(Q--) {
int n;
cin >> n;
int ans = dp[n];
if (ans >= 1e9) cout << "oo\n";
else cout << dp[n] << '\n';
}
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
solve();
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
85 ms |
78524 KB |
Output is correct |
2 |
Correct |
103 ms |
78476 KB |
Output is correct |
3 |
Correct |
94 ms |
78524 KB |
Output is correct |
4 |
Correct |
85 ms |
78528 KB |
Output is correct |
5 |
Correct |
94 ms |
78492 KB |
Output is correct |
6 |
Correct |
86 ms |
78608 KB |
Output is correct |
7 |
Correct |
93 ms |
78476 KB |
Output is correct |
8 |
Correct |
99 ms |
78472 KB |
Output is correct |
9 |
Correct |
113 ms |
78480 KB |
Output is correct |
10 |
Correct |
123 ms |
78488 KB |
Output is correct |
11 |
Correct |
121 ms |
78532 KB |
Output is correct |
12 |
Correct |
84 ms |
78532 KB |
Output is correct |
13 |
Correct |
212 ms |
78552 KB |
Output is correct |
14 |
Correct |
195 ms |
78608 KB |
Output is correct |
15 |
Correct |
113 ms |
78532 KB |
Output is correct |
16 |
Correct |
110 ms |
78480 KB |
Output is correct |
17 |
Correct |
106 ms |
78532 KB |
Output is correct |
18 |
Correct |
88 ms |
78628 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
97 ms |
78660 KB |
Output is correct |
2 |
Correct |
109 ms |
79544 KB |
Output is correct |
3 |
Correct |
234 ms |
79300 KB |
Output is correct |
4 |
Correct |
115 ms |
78536 KB |
Output is correct |
5 |
Correct |
172 ms |
79032 KB |
Output is correct |
6 |
Correct |
104 ms |
78496 KB |
Output is correct |
7 |
Correct |
100 ms |
78668 KB |
Output is correct |
8 |
Correct |
115 ms |
78532 KB |
Output is correct |
9 |
Correct |
194 ms |
79320 KB |
Output is correct |
10 |
Correct |
230 ms |
79296 KB |
Output is correct |
11 |
Incorrect |
236 ms |
78920 KB |
Output isn't correct |
12 |
Correct |
138 ms |
78496 KB |
Output is correct |
13 |
Correct |
91 ms |
78488 KB |
Output is correct |
14 |
Correct |
112 ms |
78532 KB |
Output is correct |
15 |
Correct |
195 ms |
78924 KB |
Output is correct |
16 |
Correct |
105 ms |
79540 KB |
Output is correct |
17 |
Correct |
210 ms |
78532 KB |
Output is correct |
18 |
Incorrect |
194 ms |
79684 KB |
Output isn't correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
206 ms |
79432 KB |
Output is correct |
2 |
Correct |
242 ms |
79320 KB |
Output is correct |
3 |
Correct |
243 ms |
79696 KB |
Output is correct |
4 |
Incorrect |
177 ms |
79556 KB |
Output isn't correct |
5 |
Incorrect |
129 ms |
80656 KB |
Output isn't correct |
6 |
Correct |
228 ms |
79648 KB |
Output is correct |
7 |
Correct |
196 ms |
80144 KB |
Output is correct |
8 |
Correct |
209 ms |
79444 KB |
Output is correct |
9 |
Correct |
204 ms |
79464 KB |
Output is correct |
10 |
Correct |
170 ms |
78844 KB |
Output is correct |
11 |
Incorrect |
144 ms |
78788 KB |
Output isn't correct |
12 |
Correct |
188 ms |
78876 KB |
Output is correct |
13 |
Correct |
244 ms |
79860 KB |
Output is correct |
14 |
Correct |
149 ms |
79812 KB |
Output is correct |
15 |
Incorrect |
191 ms |
78864 KB |
Output isn't correct |
16 |
Correct |
220 ms |
78836 KB |
Output is correct |
17 |
Correct |
190 ms |
79172 KB |
Output is correct |
18 |
Correct |
237 ms |
79368 KB |
Output is correct |
19 |
Incorrect |
98 ms |
78736 KB |
Output isn't correct |
20 |
Correct |
244 ms |
79680 KB |
Output is correct |
21 |
Incorrect |
168 ms |
79932 KB |
Output isn't correct |
22 |
Correct |
248 ms |
80564 KB |
Output is correct |
23 |
Correct |
134 ms |
79784 KB |
Output is correct |
24 |
Correct |
126 ms |
79544 KB |
Output is correct |
25 |
Incorrect |
178 ms |
79556 KB |
Output isn't correct |
26 |
Incorrect |
162 ms |
79492 KB |
Output isn't correct |
27 |
Correct |
267 ms |
80204 KB |
Output is correct |
28 |
Incorrect |
113 ms |
79644 KB |
Output isn't correct |
29 |
Correct |
242 ms |
80688 KB |
Output is correct |
30 |
Correct |
221 ms |
80292 KB |
Output is correct |
31 |
Correct |
134 ms |
79412 KB |
Output is correct |
32 |
Incorrect |
153 ms |
79500 KB |
Output isn't correct |
33 |
Incorrect |
108 ms |
79596 KB |
Output isn't correct |
34 |
Correct |
184 ms |
80152 KB |
Output is correct |
35 |
Incorrect |
119 ms |
79688 KB |
Output isn't correct |
36 |
Correct |
248 ms |
80520 KB |
Output is correct |
37 |
Incorrect |
129 ms |
80656 KB |
Output isn't correct |
38 |
Correct |
218 ms |
79680 KB |
Output is correct |
39 |
Incorrect |
123 ms |
79536 KB |
Output isn't correct |
40 |
Correct |
185 ms |
79548 KB |
Output is correct |
41 |
Correct |
163 ms |
80136 KB |
Output is correct |
42 |
Incorrect |
229 ms |
79676 KB |
Output isn't correct |