Submission #423574

#	Time	Username	Problem	Language	Result	Execution time	Memory
423574		victoriad	Jelly Flavours (IOI20_jelly)	C++14	11 / 100	2108 ms	2097156 KiB

jelly

#include "jelly.h"
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <utility>
#include <queue>
#include <map>
#include <iomanip>
#include <stack>
#include <fstream>
using namespace std;
vector<vector<vector<int> > >dp;
int maxi(int x, int y, std::vector<int> a, std::vector<int> b,int nodo){
	if(nodo==a.size()||(x==0 && y==0))return 0;
	int &ans=dp[nodo][x][y];
	if(ans !=-1)return ans;
	if(a[nodo]<=x && b[nodo]<=y){
		return dp[nodo][x][y]=max(maxi(x,y,a,b,nodo+1),max(maxi(x-a[nodo],y,a,b,nodo+1)+1,maxi(x,y-b[nodo],a,b,nodo+1)+1));
	}
	else if(a[nodo]<=x){
		return dp[nodo][x][y]=max(maxi(x,y,a,b,nodo+1),maxi(x-a[nodo],y,a,b,nodo+1)+1);
	}
	else if(b[nodo]<=y){
		return dp[nodo][x][y]=max(maxi(x,y,a,b,nodo+1),maxi(x,y-b[nodo],a,b,nodo+1)+1);
	}
	else{
		return dp[nodo][x][y]=maxi(x,y,a,b,nodo+1);
	}
}
int find_maximum_unique(int x, int y, std::vector<int> a, std::vector<int> b) {
	int n = a.size();
	if(y!=0){
	vector<int>j(y+x,-1);
	vector<vector<int> > g;
	for(int i=0;i<x+y;i++)g.push_back(j);
	for(int i=0;i<n;i++)dp.push_back(g);
	return maxi(x,y,a,b,0);
	}
	else{
		sort(a.begin(),a.end());
		int m=0;
		for(int i=0;i<n;i++){
			if(a[i]<=x){
				m++;
				x-=a[i];
			}
			else{
				break;
			}
		}
		return m;
	}
}

Compilation message (stderr)

jelly.cpp: In function 'int maxi(int, int, std::vector<int>, std::vector<int>, int)':
jelly.cpp:16:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |  if(nodo==a.size()||(x==0 && y==0))return 0;
      |     ~~~~^~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 0 / 24
• Subtask 3: 0 / 9
• Subtask 4: 0 / 10
• Subtask 5: 0 / 14
• Subtask 6: 0 / 32