Submission #382099

# Submission time Handle Problem Language Result Execution time Memory
382099 2021-03-26T11:44:05 Z b00n0rp Packing Biscuits (IOI20_biscuits) C++17
100 / 100
82 ms 1396 KB
#include "biscuits.h"
#include <bits/stdc++.h>
using namespace std;

#define int long long 
#define vi vector<int>
#define REP(i,n) for(int i = 0; i < n; i ++)
#define FOR(i,a,b) for(int i = a; i < b; i ++)
#define SZ(v) (int)v.size()

int b[65],s[65];
map<int,int> dp;

int solve(int n,int x){
	if(n <= 0) return 0;
	if(n == 1) return 1;
	if(dp.find(n) != dp.end()) return dp[n];
	int i = 0,cur = 1;
	while(cur < n){
		cur *= 2;
		i++;
	}
	i--;
	cur /= 2;
	return dp[n] = solve(cur,x)+solve(min(n,1+s[i]/x)-cur,x);
}

int count_tastiness(int x, vi a) {
	REP(i,SZ(a)){
		b[i] = a[i];
		if(!i) s[i] = a[i];
		else s[i] = s[i-1]+(1LL<<i)*a[i];
	}
	FOR(i,SZ(a),61) s[i] = s[i-1];
	dp.clear();
	return solve(1LL<<60,x);
}

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 3 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 9 ms 364 KB Output is correct
2 Correct 27 ms 1396 KB Output is correct
3 Correct 26 ms 1260 KB Output is correct
4 Correct 49 ms 1260 KB Output is correct
5 Correct 48 ms 1260 KB Output is correct
6 Correct 31 ms 1132 KB Output is correct
7 Correct 31 ms 1260 KB Output is correct
8 Correct 45 ms 1132 KB Output is correct
9 Correct 30 ms 1260 KB Output is correct
10 Correct 21 ms 1260 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 2 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 2 ms 364 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 2 ms 364 KB Output is correct
32 Correct 2 ms 364 KB Output is correct
33 Correct 2 ms 364 KB Output is correct
34 Correct 2 ms 364 KB Output is correct
35 Correct 3 ms 364 KB Output is correct
36 Correct 2 ms 364 KB Output is correct
37 Correct 9 ms 364 KB Output is correct
38 Correct 27 ms 1396 KB Output is correct
39 Correct 26 ms 1260 KB Output is correct
40 Correct 49 ms 1260 KB Output is correct
41 Correct 48 ms 1260 KB Output is correct
42 Correct 31 ms 1132 KB Output is correct
43 Correct 31 ms 1260 KB Output is correct
44 Correct 45 ms 1132 KB Output is correct
45 Correct 30 ms 1260 KB Output is correct
46 Correct 21 ms 1260 KB Output is correct
47 Correct 11 ms 492 KB Output is correct
48 Correct 24 ms 1388 KB Output is correct
49 Correct 13 ms 492 KB Output is correct
50 Correct 23 ms 1260 KB Output is correct
51 Correct 19 ms 1388 KB Output is correct
52 Correct 8 ms 492 KB Output is correct
53 Correct 15 ms 1260 KB Output is correct
54 Correct 82 ms 1280 KB Output is correct
55 Correct 75 ms 1260 KB Output is correct
56 Correct 67 ms 1260 KB Output is correct
57 Correct 54 ms 1260 KB Output is correct