oj.uz

Submission #148982

# Submission time Handle Problem Language Result Execution time Memory
148982 2019-09-01T05:30:04 Z 갓띵건(#3694, gs18103, sjimed, gs18065) Crosses on the Grid (FXCUP4_cross) C++17
0 / 100
 5 ms 384 KB 
#include "cross.h"
#include<bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(false);cin.tie(0)
#define fi first
#define se second
#define eb emplace_back
#define pb push_back
#define all(v) (v).begin(), (v).end()
#define pre(a) cout<<fixed;cout.precision(a)

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll, ll> pll;
const int inf = 1e9;
const ll INF = 1e18;

priority_queue<int> pQ;
vector<pii> v;

long long SelectCross(int K, std::vector<int> I, std::vector<int> O) {
	int n = I.size();
	for(int i=0; i<n; i++) {
		v.eb(I[i], O[i]);
	}

	sort(all(v));
	ll ans = 0;

	for(int i=n-1; i >= 0; i--) {
		if(pQ.size() == K-1) {
			ll out = min(v[i].se, -pQ.top());
			ll in = v[i].fi;

			ans = max(ans, 2 * out * in - in * in);
		}

		if(pQ.size() < K-1) pQ.push(-v[i].se);
		else if(pQ.size() && -pQ.top() < v[i].se) pQ.pop(), pQ.push(-v[i].se);
	}

	return ans;
}

Compilation message

cross.cpp: In function 'long long int SelectCross(int, std::vector<int>, std::vector<int>)':
cross.cpp:32:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(pQ.size() == K-1) {
      ~~~~~~~~~~^~~~~~
cross.cpp:39:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(pQ.size() < K-1) pQ.push(-v[i].se);
      ~~~~~~~~~~^~~~~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #2
0 / 55.0

# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #3
0 / 37.0

# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -