#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
#define all(v) v.begin(), v.end()
typedef long long ll;
const int NMAX = 1e5 + 5;
ll R, L, X[NMAX], B;
ll go(ll k){
ll a = 0, b = 0, c, m, p = 0;
for(int i = 0; i < k / 2; i++) a += X[i];
for(int i = k / 2; i < k; i++) b += X[i];
if(k & 1) p = X[k / 2];
c = -a + b - p;
for(int i = k; i < R; i++){
m = i - (k + 1) / 2;
a += -X[i - k] + X[m];
b += -X[m] + X[i];
if(k & 1) p = X[m + 1];
c = min(c, -a + b - p);
}
return c <= B;
}
ll besthub(ll R_, ll L_, ll X_[], ll B_){
R = R_; L = L_; B = B_;
for(int i = 0; i < R; i++) X[i] = X_[i];
ll l = 1, r = R, m;
while(l < r){
m = (l + r + 1) / 2;
if(go(m)) l = m;
else r = m - 1;
}
return l;
}
int main(void){
ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
cin >> R >> L >> B;
for(int i = 0; i < R; i++) cin >> X[i];
cout << besthub(R, L, X, B);
return 0;
}
Compilation message
/usr/bin/ld: /tmp/cc7aE29V.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cckr6ufS.o:ricehub.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cc7aE29V.o: in function `main':
grader.cpp:(.text.startup+0xae): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status
