Submission #318119

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
318119	2020-10-31T13:17:29 Z	shivensinha4	Brunhilda’s Birthday (BOI13_brunhilda)	C++17	100 / 100	685 ms	157540 KB

brunhilda

#include "bits/stdc++.h"
using namespace std; 
#define for_(i, s, e) for (int i = s; i < (int) e; i++)
#define for__(i, s, e) for (ll i = s; i < e; i++)
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> ii;
#define endl '\n'

const int MXN = 2e7;
int jmp[MXN+2], ans[MXN+2];

int main() {
	#ifdef shiven
	freopen("test.in", "r", stdin);
	#endif
	
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	
	int m, q; cin >> m >> q;
	for_(i, 0, m) {
		int k; cin >> k;
		for (int j = k; j <= MXN; j += k) {
			jmp[j-1] = max(jmp[j-1], k-1);
		}
	}
	
	for (int i = MXN; i >= 1; i--) jmp[i] = max(jmp[i], jmp[i+1]-1);
	
	for_(i, 1, MXN+1) if (jmp[i] and (ans[i-jmp[i]] or i == jmp[i])) ans[i] = ans[i-jmp[i]]+1;
	
	for_(i, 0, q) {
		int k; cin >> k;
		if (ans[k]) cout << ans[k];
		else cout << "oo";
		cout << endl;
	}

	return 0;
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	195 ms	78820 KB	Output is correct
2	Correct	267 ms	156900 KB	Output is correct
3	Correct	219 ms	79844 KB	Output is correct
4	Correct	221 ms	156900 KB	Output is correct
5	Correct	243 ms	156900 KB	Output is correct
6	Correct	199 ms	78820 KB	Output is correct
7	Correct	217 ms	79844 KB	Output is correct
8	Correct	226 ms	82276 KB	Output is correct
9	Correct	287 ms	156884 KB	Output is correct
10	Correct	324 ms	156900 KB	Output is correct
11	Correct	307 ms	156900 KB	Output is correct
12	Correct	217 ms	156916 KB	Output is correct
13	Correct	513 ms	156900 KB	Output is correct
14	Correct	518 ms	156900 KB	Output is correct
15	Correct	287 ms	156888 KB	Output is correct
16	Correct	271 ms	156900 KB	Output is correct
17	Correct	269 ms	156900 KB	Output is correct
18	Correct	220 ms	156900 KB	Output is correct

Subtask #2

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	257 ms	156900 KB	Output is correct
2	Correct	284 ms	156900 KB	Output is correct
3	Correct	624 ms	156984 KB	Output is correct
4	Correct	297 ms	156900 KB	Output is correct
5	Correct	451 ms	157008 KB	Output is correct
6	Correct	264 ms	156900 KB	Output is correct
7	Correct	260 ms	157032 KB	Output is correct
8	Correct	293 ms	156900 KB	Output is correct
9	Correct	526 ms	156904 KB	Output is correct
10	Correct	628 ms	156900 KB	Output is correct
11	Correct	614 ms	156900 KB	Output is correct
12	Correct	370 ms	156900 KB	Output is correct
13	Correct	237 ms	156900 KB	Output is correct
14	Correct	296 ms	156900 KB	Output is correct
15	Correct	514 ms	156900 KB	Output is correct
16	Correct	277 ms	156900 KB	Output is correct
17	Correct	531 ms	156900 KB	Output is correct
18	Correct	517 ms	157028 KB	Output is correct

Subtask #3

60.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	525 ms	157028 KB	Output is correct
2	Correct	641 ms	157028 KB	Output is correct
3	Correct	645 ms	157028 KB	Output is correct
4	Correct	405 ms	157156 KB	Output is correct
5	Correct	318 ms	157156 KB	Output is correct
6	Correct	525 ms	157156 KB	Output is correct
7	Correct	477 ms	157028 KB	Output is correct
8	Correct	521 ms	157028 KB	Output is correct
9	Correct	518 ms	157028 KB	Output is correct
10	Correct	430 ms	156900 KB	Output is correct
11	Correct	374 ms	156900 KB	Output is correct
12	Correct	484 ms	157032 KB	Output is correct
13	Correct	610 ms	157156 KB	Output is correct
14	Correct	367 ms	157540 KB	Output is correct
15	Correct	508 ms	157028 KB	Output is correct
16	Correct	565 ms	157156 KB	Output is correct
17	Correct	508 ms	156884 KB	Output is correct
18	Correct	636 ms	156924 KB	Output is correct
19	Correct	253 ms	157028 KB	Output is correct
20	Correct	641 ms	157028 KB	Output is correct
21	Correct	419 ms	157540 KB	Output is correct
22	Correct	641 ms	157148 KB	Output is correct
23	Correct	324 ms	157260 KB	Output is correct
24	Correct	273 ms	157152 KB	Output is correct
25	Correct	457 ms	157284 KB	Output is correct
26	Correct	397 ms	157144 KB	Output is correct
27	Correct	685 ms	157136 KB	Output is correct
28	Correct	272 ms	157156 KB	Output is correct
29	Correct	613 ms	157156 KB	Output is correct
30	Correct	578 ms	157156 KB	Output is correct
31	Correct	311 ms	157156 KB	Output is correct
32	Correct	342 ms	157468 KB	Output is correct
33	Correct	244 ms	157156 KB	Output is correct
34	Correct	472 ms	157156 KB	Output is correct
35	Correct	285 ms	157284 KB	Output is correct
36	Correct	626 ms	157156 KB	Output is correct
37	Correct	317 ms	157160 KB	Output is correct
38	Correct	521 ms	157156 KB	Output is correct
39	Correct	288 ms	157156 KB	Output is correct
40	Correct	458 ms	157136 KB	Output is correct
41	Correct	420 ms	157028 KB	Output is correct
42	Correct	571 ms	157284 KB	Output is correct