oj.uz

Submission #421624

# Submission time Handle Problem Language Result Execution time Memory
421624 2021-06-09T10:11:52 Z ja_kingy Packing Biscuits (IOI20_biscuits) C++14
100 / 100
 27 ms 808 KB 
#include "biscuits.h"

typedef long long ll;
ll min(ll a, ll b) {
	return a < b ? a : b;
}

ll count_tastiness(ll x, std::vector<ll> a) {
	a.resize(61);
	ll dp[61]{1};
	for (ll i = 1; i <= 60; ++i) {
		ll req = 0, mx = 1ll<<i;
		for (ll j = i-1; j >= 0; j--) {
			ll used = min(a[j],req/(1ll<<j)), rem = a[j]-used;
			req -= used * (1ll<<j);
			if (!req) {
				ll mxcnt = mx/(1ll<<j), blocks = rem/x, cnt =  min(mxcnt-1, blocks), extra = rem-x*blocks;
				dp[i] += dp[j] * (cnt+1);
				mx -= cnt*(1ll<<j);
				if (blocks < mxcnt-1 && (ll)1e18/x >= (1ll<<j)) {
					mx -= 1ll<<j;					
					req = (x-extra)*(1ll<<j);
				} else break;
			}
		}
	}
	return dp[60];
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 276 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 276 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 348 KB Output is correct
2 Correct 18 ms 716 KB Output is correct
3 Correct 18 ms 716 KB Output is correct
4 Correct 19 ms 808 KB Output is correct
5 Correct 18 ms 800 KB Output is correct
6 Correct 22 ms 716 KB Output is correct
7 Correct 27 ms 784 KB Output is correct
8 Correct 21 ms 800 KB Output is correct
9 Correct 20 ms 800 KB Output is correct
10 Correct 18 ms 800 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 276 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 276 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 204 KB Output is correct
37 Correct 12 ms 348 KB Output is correct
38 Correct 18 ms 716 KB Output is correct
39 Correct 18 ms 716 KB Output is correct
40 Correct 19 ms 808 KB Output is correct
41 Correct 18 ms 800 KB Output is correct
42 Correct 22 ms 716 KB Output is correct
43 Correct 27 ms 784 KB Output is correct
44 Correct 21 ms 800 KB Output is correct
45 Correct 20 ms 800 KB Output is correct
46 Correct 18 ms 800 KB Output is correct
47 Correct 11 ms 348 KB Output is correct
48 Correct 14 ms 800 KB Output is correct
49 Correct 21 ms 356 KB Output is correct
50 Correct 17 ms 708 KB Output is correct
51 Correct 11 ms 728 KB Output is correct
52 Correct 4 ms 332 KB Output is correct
53 Correct 12 ms 676 KB Output is correct
54 Correct 23 ms 716 KB Output is correct
55 Correct 27 ms 792 KB Output is correct
56 Correct 26 ms 732 KB Output is correct
57 Correct 22 ms 716 KB Output is correct