Submission #768161

#	Time	Username	Problem	Language	Result	Execution time	Memory
768161		caganyanmaz	선물상자 (IOI15_boxes)	C++17	0 / 100	1 ms	296 KiB

boxes

#include <bits/stdc++.h>
#define int int64_t
using namespace std;


map<int, int> mleft, mright;
int mid;

void safe_insert(map<int, int>& m, int val)
{
	if (m.find(val) == m.end())
		m[val] = 0;
	m[val]++;
}


int delivery(int32_t N, int32_t K, int32_t L, int32_t p[])
{
	for (int i = 0; i < N; i++)
		if (p[i] > L / 2)
			safe_insert(mright, p[i]);
		else if (p[i] < L / 2)
			safe_insert(mleft, p[i]);
		else
			mid++;
	return 0;
}

Compilation message (stderr)

boxes.cpp: In function 'int64_t delivery(int32_t, int32_t, int32_t, int32_t*)':
boxes.cpp:17:33: warning: unused parameter 'K' [-Wunused-parameter]
   17 | int delivery(int32_t N, int32_t K, int32_t L, int32_t p[])
      |                         ~~~~~~~~^

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30