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Submission #392720

# Submission time Handle Problem Language Result Execution time Memory
392720 2021-04-21T14:08:07 Z saarang123 Brunhilda’s Birthday (BOI13_brunhilda) C++17
100 / 100
 402 ms 82244 KB 
#include <bits/stdc++.h>
using namespace std;
const int mxn = 10 * 1000 * 1000 + 200 * 1000;
const int inf = 2e9;
int dp[mxn], sub[mxn];
int m, q;

signed main() {
    std::ios::sync_with_stdio(0);
    std::cout.tie(0);
    std::cin.tie(0);
    #ifdef saarang
    freopen("/home/saarang/Documents/cp/input.txt", "r", stdin);
    freopen("/home/saarang/Documents/cp/output.txt", "w", stdout);
    #endif
    cin >> m >> q;
    memset(dp, 0x7f, sizeof dp);
    vector<int> p(m);
    for(int i = 0; i < m; i++)
    	cin >> p[i];
    sort(p.begin(), p.end());
    dp[0] = 0;
    for(int i = 1; i < p.back(); i++)
    	dp[i] = 1;
    for(int i = 0; i < m; i++) 
    	for(int j = p[i] - 1; j < mxn; j += p[i])
    		sub[j] = max(sub[j], p[i] - 1);
    for(int i = mxn - 2; i >= 0; i--)
    	sub[i] = max(sub[i], sub[i + 1] - 1);
    for(int i = p.back(); i < mxn; i++)
    	dp[i] = min(dp[i], dp[i - sub[i]] + 1);
    while(q--) {
    	int n; cin >> n;
    	if(dp[n] >= inf) cout << "oo\n";
    	else cout << dp[n] << '\n';
    }
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 80068 KB Output is correct
2 Correct 141 ms 80068 KB Output is correct
3 Correct 123 ms 80068 KB Output is correct
4 Correct 112 ms 80116 KB Output is correct
5 Correct 127 ms 80140 KB Output is correct
6 Correct 112 ms 80148 KB Output is correct
7 Correct 123 ms 80196 KB Output is correct
8 Correct 128 ms 80196 KB Output is correct
9 Correct 145 ms 80068 KB Output is correct
10 Correct 170 ms 80196 KB Output is correct
11 Correct 161 ms 80068 KB Output is correct
12 Correct 112 ms 80048 KB Output is correct
13 Correct 278 ms 80064 KB Output is correct
14 Correct 314 ms 80160 KB Output is correct
15 Correct 153 ms 80100 KB Output is correct
16 Correct 138 ms 80144 KB Output is correct
17 Correct 138 ms 80152 KB Output is correct
18 Correct 111 ms 80196 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 141 ms 80196 KB Output is correct
2 Correct 146 ms 81208 KB Output is correct
3 Correct 345 ms 80896 KB Output is correct
4 Correct 154 ms 80172 KB Output is correct
5 Correct 246 ms 80632 KB Output is correct
6 Correct 135 ms 80048 KB Output is correct
7 Correct 132 ms 80196 KB Output is correct
8 Correct 153 ms 80128 KB Output is correct
9 Correct 283 ms 80836 KB Output is correct
10 Correct 358 ms 80872 KB Output is correct
11 Correct 327 ms 80576 KB Output is correct
12 Correct 196 ms 80144 KB Output is correct
13 Correct 122 ms 80132 KB Output is correct
14 Correct 154 ms 80168 KB Output is correct
15 Correct 289 ms 80504 KB Output is correct
16 Correct 136 ms 81208 KB Output is correct
17 Correct 279 ms 80128 KB Output is correct
18 Correct 282 ms 81220 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 292 ms 81080 KB Output is correct
2 Correct 360 ms 81008 KB Output is correct
3 Correct 354 ms 81232 KB Output is correct
4 Correct 242 ms 81092 KB Output is correct
5 Correct 173 ms 82196 KB Output is correct
6 Correct 295 ms 81092 KB Output is correct
7 Correct 264 ms 81848 KB Output is correct
8 Correct 279 ms 81000 KB Output is correct
9 Correct 284 ms 80976 KB Output is correct
10 Correct 232 ms 80276 KB Output is correct
11 Correct 200 ms 80392 KB Output is correct
12 Correct 262 ms 80324 KB Output is correct
13 Correct 332 ms 81340 KB Output is correct
14 Correct 199 ms 81444 KB Output is correct
15 Correct 280 ms 80452 KB Output is correct
16 Correct 299 ms 80408 KB Output is correct
17 Correct 268 ms 80720 KB Output is correct
18 Correct 344 ms 80900 KB Output is correct
19 Correct 131 ms 80312 KB Output is correct
20 Correct 359 ms 81156 KB Output is correct
21 Correct 232 ms 81472 KB Output is correct
22 Correct 365 ms 82224 KB Output is correct
23 Correct 185 ms 81476 KB Output is correct
24 Correct 152 ms 81080 KB Output is correct
25 Correct 247 ms 81160 KB Output is correct
26 Correct 223 ms 81100 KB Output is correct
27 Correct 402 ms 81684 KB Output is correct
28 Correct 148 ms 81224 KB Output is correct
29 Correct 342 ms 82204 KB Output is correct
30 Correct 323 ms 81984 KB Output is correct
31 Correct 170 ms 81044 KB Output is correct
32 Correct 187 ms 81092 KB Output is correct
33 Correct 141 ms 81056 KB Output is correct
34 Correct 280 ms 81732 KB Output is correct
35 Correct 157 ms 81228 KB Output is correct
36 Correct 355 ms 82096 KB Output is correct
37 Correct 174 ms 82244 KB Output is correct
38 Correct 297 ms 81308 KB Output is correct
39 Correct 163 ms 81140 KB Output is correct
40 Correct 249 ms 81168 KB Output is correct
41 Correct 223 ms 81860 KB Output is correct
42 Correct 314 ms 81356 KB Output is correct