Submission #884214

#	Time	Username	Problem	Language	Result	Execution time	Memory
884214		kokoue	Bank (IZhO14_bank)	C++14	27 / 100	1 ms	600 KiB

bank

#include<bits/stdc++.h>
using namespace std;
bool sum[20001];
int n,m;
int a[100],b[100];
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>m;
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
    }
    for(int i=0;i<m;i++)
    {
        cin>>b[i];
    }
    sum[b[0]]=true;
    int maxsum=b[0];
    int minsum=b[0];
    for(int i=1;i<m;i++)
    {
     //   cout<<"in"<<i<<"\n";
        int currmax=0;
        for(int j=minsum;j<=maxsum;j++)
        {
            if(sum[j]==true)
            {
                if(currmax<j+b[i]) currmax=j+b[i];
               // printf("j=%d b[i]=%d\n",j,b[i]);
                sum[j+b[i]]=1;
            }
        }
        maxsum=max(maxsum,currmax);
        sum[b[i]]=true;
        minsum=min(minsum,b[i]);
        /*printf("i=%d max=%d min=%d\n",i,maxsum,minsum);
        for(int h=0;h<100;h++)
        {
            printf("%d-%d, ",h,sum[h]);
        }
        printf("\n");*/
    }
    /*cout<<"out";
    cout<<"maxsum="<<maxsum<<"\n";
    for(int i=0;i<=maxsum;i++)
    {
        if(sum[i]) cout<<i<<" ";
    }
    cout<<"\n";*/
    for(int i=0;i<n;i++)
    {
        if(!sum[a[i]]) {cout<<"NO\n";return 0;}
    }
    cout<<"YES\n";
    return 0;
}

• Subtask 1: 0 / 19
• Subtask 2: 0 / 25
• Subtask 3: 27 / 27
• Subtask 4: 0 / 29