Submission #406462

#	Time	Username	Problem	Language	Result	Execution time	Memory
406462		victoriad	Jelly Flavours (IOI20_jelly)	C++14	11 / 100	2084 ms	31716 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;

int ma,mb;

int maxi(int x, int y, std::vector<int> a, std::vector<int> b,int nodo,int r){
	if(nodo==a.size() || x==0 && y==0 ||r==a.size()){
		return r;
	}
	else{
		if(a[nodo]<=x && b[nodo]<=y){
			return max(maxi(x-a[nodo],y,a,b,nodo+1,r+1),max(maxi(x,y-b[nodo],a,b,nodo+1,r+1),maxi(x,y,a,b,nodo+1,r)));
		}
		else if(a[nodo]<=x){
			return max(maxi(x-a[nodo],y,a,b,nodo+1,r+1),maxi(x,y,a,b,nodo+1,r));
		}
		else if(b[nodo]<=y){
			return max(maxi(x,y-b[nodo],a,b,nodo+1,r+1),maxi(x,y,a,b,nodo+1,r));
		}
		else{
			return maxi(x,y,a,b,nodo+1,r);
		}
	}
}
int find_maximum_unique(int x, int y, std::vector<int> a, std::vector<int> b) {
	int n = a.size();

	return maxi(x,y,a,b,0,0);
}

Compilation message (stderr)

jelly.cpp: In function 'int maxi(int, int, std::vector<int>, std::vector<int>, int, int)':
jelly.cpp:18:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(nodo==a.size() || x==0 && y==0 ||r==a.size()){
      |     ~~~~^~~~~~~~~~
jelly.cpp:18:28: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   18 |  if(nodo==a.size() || x==0 && y==0 ||r==a.size()){
      |                       ~~~~~^~~~~~~
jelly.cpp:18:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(nodo==a.size() || x==0 && y==0 ||r==a.size()){
      |                                      ~^~~~~~~~~~
jelly.cpp: In function 'int find_maximum_unique(int, int, std::vector<int>, std::vector<int>)':
jelly.cpp:37:6: warning: unused variable 'n' [-Wunused-variable]
   37 |  int n = a.size();
      |      ^

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