Submission #245279

#	Time	Username	Problem	Language	Result	Execution time	Memory
245279		fivefourthreeone	Bali Sculptures (APIO15_sculpture)	C++17	21 / 100	5 ms	512 KiB

sculpture

#include <bits/stdc++.h>
#define owo(i,a, b) for(int i=(a); i<(b); ++i)
#define uwu(i,a, b) for(int i=(a)-1; i>=(b); --i)
#define senpai push_back
#define ttgl pair<int, int> 
#define ayaya cout<<"debug"<<endl
 
using namespace std;
using ll = long long;
using ld = long double;
const ll MOD = 1e9+7;
const int INF = 0x3f3f3f3f;
const ll INFLL = 0x3f3f3f3f3f3f3f3f;
vector<ll> arr;
vector<ll> psum;
int dp[2001][2001];
int n, a, b;
ll currbest = 0;
bool solve(int bit) {
    ll mx = currbest+(1LL<<bit);
    if(a==1) {
        owo(i, 0, n+1) {
            dp[0][i] = INF;
        }
        dp[0][0] = 0;
        owo(i, 0, n) {
            owo(j, 0, i+1) {
                //cout<<currbest<<" "<<(psum[i+1]-psum[j])<<" "<<(currbest|(psum[i+1]-psum[j]))<<" "<<mx<<"\n";
                if((currbest|(psum[i+1]-psum[j]))<mx) {
                    dp[0][i+1] = min(dp[0][i+1] , dp[0][j] + 1);
                }
            }
        }
        return dp[0][n]>b;
        
    }else {
        
    }
}
int main()
{
    //freopen("filename.in", "r", stdin);
    //freopen("filename.out", "w", stdout);
    cin.tie(0)->sync_with_stdio(0);
    cin>>n>>a>>b;
    arr.resize(n);
    psum.resize(n+1);
    psum[0] = 0;
    owo(i, 0, n) {
        cin>>arr[i];
        psum[i+1] = psum[i] + arr[i];
    }
    uwu(i, 31, 0) {
        if(solve(i)) {
            currbest+=(1LL<<i);
        }
    }
    cout<<currbest<<"\n";
    return 0;
}

Compilation message (stderr)

sculpture.cpp: In function 'bool solve(int)':
sculpture.cpp:39:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

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