1 #include<cstdio>
 2 #include<cstring>
 3 #include<cstdlib>
 4 #include<cmath>
 5 #include<algorithm>
 6 using namespace std;
 7 int n,st,mx;
 8 int a[55];
 9 bool f[50][1100];
10 int main()
11 {
12     scanf("%d%d%d",&n,&st,&mx);
13     for(int i=1;i<=n;i++)scanf("%d",&a[i]);
14     f[0][st]=1;
15     for(int i=1;i<=n;i++)
16         for(int j=0;j<=mx;j++)
17         {
18             if(a[i]+j<=mx && f[i-1][a[i]+j])f[i][j]=1;
19             if(j-a[i]>=0 && f[i-1][j-a[i]])f[i][j]=1;
20         }
21     bool bk=false;
22     for(int i=mx;i>=0;i--)
23         if(f[n][i]){printf("%d\n",i);bk=true;break;}
24     if(bk==false)printf("-1\n");
25     return 0;
26 }