Submission #684162

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
684162	2023-01-20T15:02:52 Z	sudheerays123	Rice Hub (IOI11_ricehub)	C++17	Compilation error	0 ms	0 KB

ricehub

#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define ll int
const ll N = 100+5 , INF = 1e18 , MOD = 1e9+7;

ll besthub(ll R, ll L, ll X[], ll B){

	ll low = 1 , high = R;
	ll ans;

	function<bool(ll)> check = [&](ll l){

		for(ll i = 1; i <= R-l+1; i++){
			ll j = i+l-1;
			ll mid = (i+j)/2;

			ll cost = 0;
			for(ll k = i; k <= j; k++) cost += abs(X[k]-X[mid]);

			if(cost <= B) return true;
		}

		return false;
	};

	while(low <= high){
		ll mid = (low+high)/2;
		if(check(mid)){
			ans = mid;
			low = mid+1;
		}
		else high = mid-1;
	}

	return ans;
}

Compilation message

ricehub.cpp:6:28: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
    6 | const ll N = 100+5 , INF = 1e18 , MOD = 1e9+7;
      |                            ^~~~
ricehub.cpp: In function 'int besthub(int, int, int*, int)':
ricehub.cpp:37:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   37 |  return ans;
      |         ^~~
/usr/bin/ld: /tmp/ccR5eIvn.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