Submission #800584

#	Time	Username	Problem	Language	Result	Execution time	Memory
800584		FEDIKUS	Packing Biscuits (IOI20_biscuits)	C++17	42 / 100	1066 ms	23900 KiB

biscuits

#include "biscuits.h"
#include<bits/stdc++.h>

using namespace std;
using ll = long long;

ll count_tastiness(ll x, vector<ll> a){
	map<ll,ll> da;
	da[0]=1;
	for(int i=0;i<60;i++) a.push_back(0);
	for(int i=0;i<a.size();i++){
		map<ll,ll> nov;
		for(auto j:da){
			nov[(j.first+a[i])/2]+=j.second;
			if(j.first+a[i]>=x) nov[(j.first+a[i]-x)/2]+=j.second;
		}
		da=nov;
	}
	ll ret=0;
	for(auto i:da) ret+=i.second;
	return ret;
}

Compilation message (stderr)

biscuits.cpp: In function 'll count_tastiness(ll, std::vector<long long int>)':
biscuits.cpp:11:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |  for(int i=0;i<a.size();i++){
      |              ~^~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 21 / 21
• Subtask 4: 0 / 35
• Subtask 5: 0 / 23