Submission #151656

#	Time	Username	Problem	Language	Result	Execution time	Memory
151656		rose0310	King of Chairs (FXCUP4_chairs)	C++17	55 / 100	148 ms	6076 KiB

king

#include "king.h"
#include<algorithm>
#include<iostream>
using namespace std;

long long SendInfo(std::vector<int> W, std::vector<int> C) {
	int N = W.size();
	long long upper = 0;
	sort(W.begin(), W.end());
	sort(C.begin(), C.end());
	int cnt = 0;
	for (auto i : W) {
		while (cnt<N-1 && i > C[cnt]) cnt++;
		if (i <= C[cnt]) { upper = i; cnt++; if (cnt >= N) break; }
	}
	return upper;
}

vassal

#include "vassal.h"
#include<algorithm>
#include<iostream>
using namespace std;

long long BB;
std::vector<int>CC;
void Init(long long B, std::vector<int> C){
	int N = C.size();
	BB = B;
	CC= C;
	sort(CC.begin(), CC.end());
}

bool v[101010];
int Maid(int W){
	if (BB < W) return -1;
	
	int l=0, r=CC.size()-1, mid;
	while (l<r) {
		mid = (l+r) / 2;
		//cout << l << mid << r << endl;
		if (CC[mid] < W) l = mid + 1;
		else r = mid;
	}
	while (r>0 && CC[r] == CC[r - 1]) r--;
	while (v[r]) r++;
	v[r] = 1;
	//cout << "===" << r << endl;
	return r;
}

Compilation message (stderr)

vassal.cpp: In function 'void Init(long long int, std::vector<int>)':
vassal.cpp:9:6: warning: unused variable 'N' [-Wunused-variable]
  int N = C.size();
      ^

• Subtask 1: 17 / 17
• Subtask 2: 38 / 38
• Subtask 3: 0 / 45