Submission #983678

#	Time	Username	Problem	Language	Result	Execution time	Memory
983678		mmk	Jelly Flavours (IOI20_jelly)	C++14	0 / 100	1 ms	348 KiB

jelly

#include "jelly.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;
const int MAXN = 510;

int dp[MAXN][MAXN][MAXN];

int calc(int i, int x, int y, int N, vector<int> &a, vector<int> &b)
{
	if(x < 0 || y < 0) return -1;
	if(dp[i][x][y] != 0) return dp[i][x][y];
	if(i > N) return 0;

	int op1 = calc(i + 1, x - a[i - 1], y, N, a, b) + 1;
	int op2 = calc(i + 1, x, y - b[i - 1], N, a, b) + 1;
	int op3 = calc(i + 1, x , y , N, a, b);

	dp[i][x][y] = max(max(op1,op2),op3);
	// cerr << dp[i][x][y] << " " << i << " " << x << " " << y << "\n";
	return dp[i][x][y];
}


int find_maximum_unique(int x, int y, std::vector<int> a, std::vector<int> b) {
	int N = a.size();

	sort(a.begin(),a.end());
	int resp = 0;
	for(int cur : a)
	{
		if(x > y && x - cur >= 0) {x-= cur; resp++;}
		else if(y - cur >= 0) {y -= cur; resp++;}
	}

	return resp;

}

Compilation message (stderr)

jelly.cpp: In function 'int find_maximum_unique(int, int, std::vector<int>, std::vector<int>)':
jelly.cpp:26:6: warning: unused variable 'N' [-Wunused-variable]
   26 |  int N = a.size();
      |      ^

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