Submission #284736

#	Time	Username	Problem	Language	Result	Execution time	Memory
284736		Ozy	Holiday (IOI14_holiday)	C++17	23 / 100	2174 ms	4652 KiB

holiday

#include"holiday.h"
#include <bits/stdc++.h>
using namespace std;
#define rep(i,a,b) for(int i = (a);i <= (b); i++)
#define debug(a) cerr << #a << " = " << a << endl;

priority_queue<int> cola;
long long int sum,MAX;

long long int findMaxAttraction(int n, int start, int d, int attraction[]) {
    int a;

    MAX = 0;
    sum = 0;
    if (start == 0) {

        rep(i,0,n-1) {

            a = d - i;
            debug(a);
            if (a > 0) {
                while (!cola.empty() && cola.size() > a) {
                    sum += cola.top();
                    cola.pop();
                }

                if (cola.size() == a) {
                    if (-(cola.top()) < attraction[i]) {

                        cerr << "reemplace ";
                        debug(cola.top());
                        cerr << "meti ";
                        debug(attraction[i]);

                        sum += cola.top();
                        cola.pop();
                        cola.push(-attraction[i]);
                        sum += attraction[i];
                    }
                }
                else {
                    cola.push(-attraction[i]);
                    sum += attraction[i];
                    cerr << "Meti ";
                    debug(a);
                }

                if (sum > MAX) MAX = sum;

            }
            else return MAX;
            cerr << "\n";

        }

        return MAX;

    }

    return 0;
}

Compilation message (stderr)

holiday.cpp: In function 'long long int findMaxAttraction(int, int, int, int*)':
holiday.cpp:22:53: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   22 |                 while (!cola.empty() && cola.size() > a) {
      |                                         ~~~~~~~~~~~~^~~
holiday.cpp:27:33: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   27 |                 if (cola.size() == a) {
      |                     ~~~~~~~~~~~~^~~~

• Subtask 1: 0 / 7
• Subtask 2: 23 / 23
• Subtask 3: 0 / 17
• Subtask 4: 0 / 53