제출 #397022

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
397022		amunduzbaev	Bali Sculptures (APIO15_sculpture)	C++14	50 / 100	108 ms	460 KiB

sculpture

/* made by amunduzbaev */
/*
made by T1mofey778 : 

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*/

#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
 
using namespace std;
//using namespace __gnu_pbds;
 
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
#define ub upper_bound
#define lb lower_bound
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(),x.rend()
#define NeedForSpeed ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define vv vector
#define tut(x) array<int, x> 
#define int long long
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii; 
typedef vector<int> vii;
typedef vector<pii> vpii;
 
template<class T> bool umin(T& a, const T& b) { return a > b? a = b, true:false; }
template<class T> bool umax(T& a, const T& b) { return a < b? a = b, true:false; }
void usaco(string s) { freopen((s+".in").c_str(),"r",stdin);  
	freopen((s+".out").c_str(),"w",stdout); }
//template<class T> tree<T, 
//less<T>, null_type, rb_tree_tag, 
//tree_order_statistics_node_update> ordered_set;
 
const int N = 2e3+5;
const int mod = 1e9+7;
const ll inf = 1e18;
const ld Pi = acos(-1);
const int B = 500;

#define MULTI 0
int n, m, ans, q, k, res, a[N];
int b, dp[N], pref[N], num;
bool check(int a, int b) { return (((a>>b) | num) == num); }
void solve(int t_case){
	cin>>n>>b, assert(b == 1), cin>>b;
	for(int i=1;i<=n;i++) cin>>a[i], pref[i] = pref[i-1] + a[i];
	num = 0;
	for(int bit=45;bit>=0;bit--){
		for(int i=1;i<=n;i++) dp[i] = mod;
		for(int i=1;i<=n;i++){
			//if(check(pref[i], bit)) dp[i] = 1;
			for(int j=0;j<i;j++) if(check(pref[i] - pref[j], bit)) umin(dp[i], dp[j] + 1);
		} 
		if(dp[n] > b) num += 1;
		num <<= 1; 
	} num >>=1; cout<<num<<"\n";
}
 
signed main(){ 
	NeedForSpeed
	if(!MULTI) {
		solve(1);
	} else {
		int t; cin>>t;
		for(int t_case = 1; t_case <= t; t_case++) solve(t_case);
	} return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

sculpture.cpp: In function 'void usaco(std::string)':
sculpture.cpp:100:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  100 | void usaco(string s) { freopen((s+".in").c_str(),"r",stdin);
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:101:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  101 |  freopen((s+".out").c_str(),"w",stdout); }
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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