oj.uz

Submission #773855

# Submission time Handle Problem Language Result Execution time Memory
773855 2023-07-05T09:10:12 Z ono_de206 Packing Biscuits (IOI20_biscuits) C++14
100 / 100
 41 ms 1328 KB 
#include "biscuits.h"
#include<bits/stdc++.h>
using namespace std;

#define in insert
#define all(x) x.begin(),x.end()
#define pb push_back
#define eb emplace_back
#define ff first
#define ss second

// #define int long long
 
typedef long long ll;
typedef vector<int> vi;
typedef set<int> si;
typedef multiset<int> msi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;

long long count_tastiness(long long x, vector<long long> a) {
	const long long inf = 1e18;
	const int mxn = 62;
	while(a.size() < mxn) {
		a.pb(0);
	}
	map<long long, long long> mp[mxn];
	for(int i = 1; i < mxn; i++) {
		a[i] *= (1ll << i);
		a[i] += a[i - 1];
	}
	for(int i = 0; i < mxn; i++) {
		a[i] /= x;
	}

	function<long long(long long, int)> solve = [&](long long n, int bit) -> long long {
		if(bit == -1) return 1;
		n = min({n, (1ll << (bit + 1)) - 1, a[bit]});
		if(mp[bit].count(n)) return mp[bit][n];
		long long &ret = mp[bit][n];
		if((1ll << bit) <= n) ret += solve(n - (1ll << bit), bit - 1);
		ret += solve(n, bit - 1);
		return ret;
	};

	return solve(a.back(), (int)a.size() - 1);
}

Compilation message

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:22:18: warning: unused variable 'inf' [-Wunused-variable]
   22 |  const long long inf = 1e18;
      |                  ^~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 296 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 296 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 300 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 392 KB Output is correct
2 Correct 18 ms 1212 KB Output is correct
3 Correct 18 ms 1196 KB Output is correct
4 Correct 18 ms 1200 KB Output is correct
5 Correct 16 ms 1108 KB Output is correct
6 Correct 21 ms 1076 KB Output is correct
7 Correct 22 ms 1152 KB Output is correct
8 Correct 20 ms 1148 KB Output is correct
9 Correct 20 ms 1160 KB Output is correct
10 Correct 14 ms 1124 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 296 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 296 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 296 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 300 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 304 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 4 ms 392 KB Output is correct
38 Correct 18 ms 1212 KB Output is correct
39 Correct 18 ms 1196 KB Output is correct
40 Correct 18 ms 1200 KB Output is correct
41 Correct 16 ms 1108 KB Output is correct
42 Correct 21 ms 1076 KB Output is correct
43 Correct 22 ms 1152 KB Output is correct
44 Correct 20 ms 1148 KB Output is correct
45 Correct 20 ms 1160 KB Output is correct
46 Correct 14 ms 1124 KB Output is correct
47 Correct 5 ms 340 KB Output is correct
48 Correct 12 ms 1328 KB Output is correct
49 Correct 6 ms 340 KB Output is correct
50 Correct 11 ms 1104 KB Output is correct
51 Correct 9 ms 1260 KB Output is correct
52 Correct 4 ms 400 KB Output is correct
53 Correct 12 ms 1100 KB Output is correct
54 Correct 39 ms 1200 KB Output is correct
55 Correct 41 ms 1108 KB Output is correct
56 Correct 38 ms 1228 KB Output is correct
57 Correct 35 ms 1224 KB Output is correct