답안 #920898

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
920898 2024-02-03T07:29:41 Z cowwycow 쌀 창고 (IOI11_ricehub) C++14
컴파일 오류
0 ms 0 KB
#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
 
const long long INF = 1e18;
 
vector< long long > pref;
 
long long calc(int left, int right, long long B, int X[]){
    
    long long l = left, r = right;
    
    while(l < r){
        long long mid = (l+r+1)/2;
        
        long long k = (left+mid)/2;
        
        long long cost = X[k-1]*(k-left+1)-(pref[k]-pref[left-1])+(pref[mid]-pref[k])-(mid-k)*X[k-1];
        
        if(cost > B){
            r = mid-1;
        }else{
            l = mid;
        }
    }
    
    return l-left+1;
}
 
int besthub(int R, int L, int X[], long long B){
 
    pref.resize(R+1);
    
    for(int i = 0; i < R; i++){
        pref[i+1] += pref[i];
        pref[i+1] += X[i];
    }
    
    long long ans = -INF;
    
    for(int i = 1; i <= R; i++){
        ans = max(calc(i,R,B,X), ans);
    }
    
    return ans;
}

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    
    int r, l, b;
    cin >> r >> l >> b;
    
    int x[r];
    
    for(int i = 0; i < r; i++) cin >> x[i];
    
    cout << besthub(r,l,x,b) << endl;
}

Compilation message

/usr/bin/ld: /tmp/ccBzYKTA.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccAOVKaA.o:ricehub.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status