#include<bits/stdc++.h> #define int long long #define pb push_back #define F first #define S second using namespace std; const int N=1e3+100; set<int> st[N][N]; int a[N]; main() { int n,A,B; cin>>n>>A>>B; for(int i=1;i<=n;i++){ scanf("%lld",&a[i]); } int pre=0; for(int i=1;i<=n;i++){ pre+=a[i]; st[i][1].insert(pre); } for(int i=1;i<=n;i++){ for(int j=2;j<=n;j++){ int v=a[i]; for(int k=i-1;k>=1;k--){ for(auto x:st[k][j-1]){ if(i==3&&j==2){ // cout<<x<<" "<<v<<endl; } st[i][j].insert(x|v); } v+=a[k]; } } } int ans=1e18; for(int i=A;i<=B;i++){ for(auto x:st[n][i])ans=min(ans,x); } cout<<ans<<endl; /* cout<<"\n\n"; for(int j=1;j<=n;j++){ for(int i=1;i<=n;i++){ for(auto x:st[i][j])cout<<x<<" "; cout<<endl; } cout<<endl; } */ } /* 6 1 3 8 1 2 1 5 4 4 1 4 2 3 1 4 */

sculpture.cpp:10:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   10 | main()
      | ^~~~
sculpture.cpp: In function 'int main()':
sculpture.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         scanf("%lld",&a[i]);
      |         ~~~~~^~~~~~~~~~~~~~