Submission #788001

#	Time	Username	Problem	Language	Result	Execution time	Memory
788001		YassirSalama	Detecting Molecules (IOI16_molecules)	C++14	31 / 100	1062 ms	27508 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define OVL(v,s) for(auto x:v) cout<<x<<s;cout<<endl;
const int MAXM=20000;
vector<vector<int>> dp(MAXM);
vector<int> v;
int L,U,N;
void find(int x){
    dp[0].push_back({0});
    for(int i=0;i<N;i++){
        for(int j=x;j>=v[i];j--){
            if(dp[j-v[i]].size()){
                dp[j]=dp[j-v[i]];
                dp[j].push_back(i);
            }
        }
    }
}


vector<int> find_subset(int l, int u, vector<int> w) {
    L=l;
    U=u;
    v=w;
    N=w.size();
    find(u+1);
    for(int i=u;i>=l;i--){
        if(dp[i].size()) {
            vector<int> ans;
            for(int j=1;j<dp[i].size();j++) ans.push_back(dp[i][j]);
            return ans;
        }
    }
    return vector<int>(0);
}


// int main() {
//     int n, l, u;
//     assert(3 == scanf("%d %d %d", &n, &l, &u));
//     std::vector<int> w(n);
//     for (int i = 0; i < n; i++)
//         assert(1 == scanf("%d", &w[i]));
//     std::vector<int> result = find_subset(l, u, w);
    
    
//     printf("%d\n", (int)result.size());
//     for (int i = 0; i < (int)result.size(); i++)
//         printf("%d%c", result[i], " \n"[i == (int)result.size() - 1]);
// }

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:32:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |             for(int j=1;j<dp[i].size();j++) ans.push_back(dp[i][j]);
      |                         ~^~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31