Submission #411843

#	Time	Username	Problem	Language	Result	Execution time	Memory
411843		Karliver	Bali Sculptures (APIO15_sculpture)	C++14	0 / 100	1 ms	204 KiB

sculpture

	
 #include <bits/stdc++.h>
 
 #define FIXED_FLOAT(x)  std::fixed <<std::setprecision(20) << (x)
 #define all(v) (v).begin(), (v).end()
 using namespace  std;
 #define forn(i,n) for (int i = 0; i < (n); ++i)
 #define rforn(i, n) for(int i = (n) - 1;i >= 0;--i)
 using ll = long long;
 int mod = (ll)1e9 + 7;
 #define PI acos(-1)
 typedef pair<int, int> pairs;
 
 const int INF = 1e9 + 1;
 const int N = 2e5 + 100;
 const double eps = 1e-7;
 
 template <class T> using V = vector<T>;  // from yosupo 
 template <class T> using VV = V<V<T>>;  // from yosupo
 
 template <typename XPAX>
 void ckma(XPAX &x, XPAX y) {
     x = (x < y ? y : x);
 }
 template <typename XPAX>
 void ckmi(XPAX &x, XPAX y) {
     x = (x > y ? y : x);
 }
 int n;
 int A, B;
 int a[N];
 
 void __print(int x) {cerr << x;}
 void __print(long x) {cerr << x;}
 void __print(long long x) {cerr << x;}
 void __print(unsigned x) {cerr << x;}
 void __print(unsigned long x) {cerr << x;}
 void __print(unsigned long long x) {cerr << x;}
 void __print(float x) {cerr << x;}
 void __print(double x) {cerr << x;}
 void __print(long double x) {cerr << x;}
 void __print(char x) {cerr << '\'' << x << '\'';}
 void __print(const char *x) {cerr << '\"' << x << '\"';}
 void __print(const string &x) {cerr << '\"' << x << '\"';}
 void __print(bool x) {cerr << (x ? "true" : "false");}
 
 template<typename T, typename V>
 void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ','; __print(x.second); cerr << '}';}
 template<typename T>
 void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? "," : ""), __print(i); cerr << "}";}
 void _print() {cerr << "]\n";}
 template <typename T, typename... V>
 void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
 #define debug(x...) cerr << "[" << #x << "] = ["; _print(x)

 void solve() {
 
 	
 	cin >> n >> A >> B;
 	forn(i, n)cin >> a[i];
 	

 	auto construct = [&](ll val) {
 		ll dp[n + 1][n + 1];
 		forn(i, n + 1) forn(j, n + 1) dp[i][j] = (ll)1e18;
 		dp[0][0] = 0;
 		for(int i = 0;i < n;++i) {
 			
 			for(int parti = 0;parti <= i;++parti) {
 				ll tot = 0;
 				for(int j = i;j < n;++j) {
 					tot += a[j];
 					ckmi(dp[j + 1][parti + 1], dp[i][parti] | tot);
 				}
 			}
 		}
 		bool ok = 0;
 		for(int i = A;i <= B;++i) ok |= (dp[n][i] < val);

 		return ok;
 	};





 	ll ans = 0;

 	for(ll i = 50;i >= 0;--i) {
 		if(!construct(ans + (1ll << i)))
 			ans |= (1ll << i);
 	}
 	cout << ans << '\n';


 
 }
 void test_case() {
     int t;
     cin >> t;
     forn(p, t) {
 
         //cout << "Case #" << p + 1 << ": ";
         solve();
     }
 }
 int main() {
 
     ios::sync_with_stdio(false);
     cin.tie(nullptr);
     cout.tie(nullptr);
 
     solve();
 
 }
  

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29