Submission #50927

#	Time	Username	Problem	Language	Result	Execution time	Memory
50927		win11905	Rice Hub (IOI11_ricehub)	C++11	Compilation error	0 ms	0 KiB

ricehub

#include <bits/stdc++.h>
#define long long long
using namespace std;

const int N = 1e5+5;

long pref[N], A[N];

int besthub(int R, int L, int X[], long B) {
	for(int i = 1; i <= R; ++i) pref[i] = pref[i-1] + X[i-1];
	int l = 1, r = R;
	auto calc = [&](int m, int l, int r) {
		long lhs = ((m-l+1) * pref[m]) - (pref[m] - pref[l-1]);
		long rhs = (pref[r] - pref[m-1]) - ((r-m+1) * pref[m]);
		return lhs + rhs <= B;
	};
	while(l < r) {
		int m = (l + r) >> 1;
		bool st = false;
		for(int l = 1, r = m; r <= R; l++, r++) {
			int z = (l + r) >> 1;
			st |= calc(z, l, r);
		}
		if(st) l = m;
		else r = m - 1;
	}
	return l;
}

int r, l, x[N];
long b;

int main() {
	cin >> r >> l >> b;
	for(int i = 0; i < r; ++i) cin >> x[i];
	cout << besthub(r, l, x, b);	
}

Compilation message (stderr)

/tmp/ccQjuuCM.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cclAzHJi.o:ricehub.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status