Submission #201868

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
201868	2020-02-12 13:14:10	blue	Examination (JOI19_examination)	C++17	2 / 100	3038 ms	173492 KiB

examination

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#include <iostream>
#include <vector>
#include <algorithm>
#include <map>
using namespace std;
int N, Q;
struct event
{
    int x, y, z;
    int i;
};
event* E;
bool xsort(event a, event b)
{
    return a.x < b.x;
}
bool zsort(event a, event b)
{
    if(a.z == b.z) return a.i > b.i;
    return a.z > b.z;
}
map<int, int>* Ys = new map<int, int>[200001];
int main()
 
 
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Compilation message (stderr)

examination.cpp: In function 'int main()':
examination.cpp:80:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j = 1; j <= Ys[i].size(); j++) BIT[i][j] = 0;
                        ~~^~~~~~~~~~~~~~~
examination.cpp:90:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                 for(int k = Ys[ j ][ E[i].y ]; k <= Ys[ j ].size(); k += k&-k)
                                                ~~^~~~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 0 / 20
• Subtask 3: 0 / 21
• Subtask 4: 0 / 57