Submission #873400

#	Time	Username	Problem	Language	Result	Execution time	Memory
873400		vjudge1	Kas (COCI17_kas)	C++17	0 / 100	86 ms	99164 KiB

kas

#include<bits/stdc++.h>
using namespace std;
const int N=1e5+7, inf=1e9+7;

int n, a[N], s;
int f[503][N/2];
int calc(int k, int diff)
{
    if(diff>=N) return -inf;
    if(f[k][diff]!=-1) return f[k][diff];
    int &ret=f[k][diff];
    if(k==n){
        if(diff==0) return 0;
        return -inf;
    }
    return ret=max({calc(k+1, diff), calc(k+1, diff+a[k])+a[k], calc(k+1, abs(diff-a[k]))+a[k]});
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
//    freopen("brocandy.inp", "r", stdin);
//    freopen("brocandy.out", "w", stdout);
    cin>>n;
    for(int i=0; i<n; i++) cin>>a[i], s+=a[i];
    memset(f, -1, sizeof(f));
    int ans=calc(0, 0);
    ans+=-ans+(s-ans);
    cout<<ans;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
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• Subtask 9: 0 / 10
• Subtask 10: 0 / 10