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Submission #592210

# Submission time Handle Problem Language Result Execution time Memory
592210 2022-07-08T18:39:08 Z farhan132 Packing Biscuits (IOI20_biscuits) C++17
42 / 100
 1000 ms 49888 KB 
#include "biscuits.h"
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<ll , ll> ii;
 
#define ff first
#define ss second
#define pb push_back
#define in insert

unordered_map < ll , ll > mp[61];
vector < ll > a; ll x;

ll DP(ll pos, ll val){
	if(pos >= a.size() && val == 0) return 1;
	if(pos < a.size()){
		val += a[pos];
	}
	if(mp[pos].count(val)) return mp[pos][val];
	ll ret = DP(pos + 1, val / 2);
	if(val >= x){
		ret += DP(pos + 1, (val - x)/2);
	}
	return mp[pos][val] = ret;
}

long long count_tastiness(long long _x, std::vector<long long> _a) {
	for(ll i = 0; i <= 60; i++) mp[i].clear();
	a = _a; x = _x;
	return DP(0, 0);
}

Compilation message

biscuits.cpp: In function 'll DP(ll, ll)':
biscuits.cpp:18:9: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(pos >= a.size() && val == 0) return 1;
      |     ~~~~^~~~~~~~~~~
biscuits.cpp:19:9: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |  if(pos < a.size()){
      |     ~~~~^~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 300 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 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 304 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 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 0 ms 212 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 13984 KB Output is correct
2 Correct 90 ms 7564 KB Output is correct
3 Correct 196 ms 12096 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 312 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 455 ms 14356 KB Output is correct
9 Correct 276 ms 10356 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 4 ms 596 KB Output is correct
12 Correct 46 ms 2772 KB Output is correct
13 Correct 577 ms 14380 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1089 ms 49888 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 300 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 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 304 KB Output is correct
15 Correct 1 ms 212 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 0 ms 212 KB Output is correct
24 Correct 56 ms 13984 KB Output is correct
25 Correct 90 ms 7564 KB Output is correct
26 Correct 196 ms 12096 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 312 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 455 ms 14356 KB Output is correct
32 Correct 276 ms 10356 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 4 ms 596 KB Output is correct
35 Correct 46 ms 2772 KB Output is correct
36 Correct 577 ms 14380 KB Output is correct
37 Execution timed out 1089 ms 49888 KB Time limit exceeded
38 Halted 0 ms 0 KB -