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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#44185	#4565. Rarest Insects	zghtyarecrenj	100 ✓	72ms	3896kb	C++17	899b	2022-08-13 14:31:45	2022-08-13 14:31:45

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你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2022-08-13 14:31:45]
评测

测评结果：100
用时：72ms
内存：3896kb

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[2022-08-13 14:31:45]
提交

answer

#include "insects.h"
#include <bits/stdc++.h>

int a[2005], b[2005], id[2005];

int min_cardinality(int N) {
	int col = 0;
	for (int i = 0; i < N; ++i) {
		move_inside(i);
		if (i && press_button() > 1) move_outside(i);
		else ++col, a[i] = 1;
	}
	std::mt19937 rnd(time(0));
	int L = 1, R = N / col, num = col;
	while (L <= R) {
		int mid = (L + R) >> 1;
		std::iota(id, id + N, 0);
		std::shuffle(id, id + N, rnd);
		for (int i = 0; i < N; ++i)
			if (!a[id[i]] && !b[id[i]]) {
				move_inside(id[i]);
				if (press_button() > mid) move_outside(id[i]);
				else a[id[i]] = 2, ++num;
				if (num >= col * mid) break;
			}
		if (num >= col * mid) {
			L = mid + 1;
			for (int i = 0; i < N; ++i) if (a[i] == 2) a[i] = 1;
		} else {
			R = num / col;
			for (int i = 0; i < N; ++i) if (a[i] == 2) move_outside(i), --num, a[i] = 0; else b[i] = 1;
		}
	}
	return R;
}

Source code, Language: C++17

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 10

Accepted

Test #1:

score: 10

Accepted

time: 0ms

memory: 3744kb

input:

output:

result:

ok

Test #2:

score: 0

Accepted

time: 3ms

memory: 3692kb

input:

output:

result:

ok

Test #3:

score: 0

Accepted

time: 0ms

memory: 3804kb

input:

2
1

output:

result:

ok

Test #4:

score: 0

Accepted

time: 3ms

memory: 3848kb

input:

output:

result:

ok

Test #5:

score: 0

Accepted

time: 1ms

memory: 3812kb

input:

output:

result:

ok

Test #6:

score: 0

Accepted

time: 1ms

memory: 3856kb

input:

output:

result:

ok

Test #7:

score: 0

Accepted

time: 5ms

memory: 3744kb

input:

output:

result:

ok

Test #8:

score: 0

Accepted

time: 13ms

memory: 3820kb

input:

output:

result:

ok

Test #9:

score: 0

Accepted

time: 6ms

memory: 3812kb

input:

output:

result:

ok

Test #10:

score: 0

Accepted

time: 23ms

memory: 3768kb

input:

output:

result:

ok

Test #11:

score: 0

Accepted

time: 1ms

memory: 3744kb

input:

output:

result:

ok

Test #12:

score: 0

Accepted

time: 8ms

memory: 3744kb

input:

output:

result:

ok

Test #13:

score: 0

Accepted

time: 3ms

memory: 3772kb

input:

output:

result:

ok

Test #14:

score: 0

Accepted

time: 4ms

memory: 3888kb

input:

output:

result:

ok

Test #15:

score: 0

Accepted

time: 0ms

memory: 3872kb

input:

output:

result:

ok

Test #16:

score: 0

Accepted

time: 10ms

memory: 3868kb

input:

output:

result:

ok

Test #17:

score: 0

Accepted

time: 1ms

memory: 3700kb

input:

output:

result:

ok

Test #18:

score: 0

Accepted

time: 12ms

memory: 3848kb

input:

output:

result:

ok

Test #19:

score: 0

Accepted

time: 8ms

memory: 3768kb

input:

output:

result:

ok

Test #20:

score: 0

Accepted

time: 8ms

memory: 3864kb

input:

output:

result:

ok

Test #21:

score: 0

Accepted

time: 1ms

memory: 3732kb

input:

output:

result:

ok

Test #22:

score: 0

Accepted

time: 5ms

memory: 3844kb

input:

output:

result:

ok

Test #23:

score: 0

Accepted

time: 12ms

memory: 3760kb

input:

output:

result:

ok

Subtask #2:

score: 15

Accepted

Test #24:

score: 15

Accepted

time: 22ms

memory: 3824kb

input:

output:

result:

ok

Test #25:

score: 0

Accepted

time: 18ms

memory: 3824kb

input:

output:

result:

ok

Test #26:

score: 0

Accepted

time: 17ms

memory: 3696kb

input:

output:

result:

ok

Test #27:

score: 0

Accepted

time: 22ms

memory: 3732kb

input:

output:

result:

ok

Test #28:

score: 0

Accepted

time: 2ms

memory: 3768kb

input:

output:

result:

ok

Test #29:

score: 0

Accepted

time: 34ms

memory: 3808kb

input:

output:

result:

ok

Test #30:

score: 0

Accepted

time: 24ms

memory: 3696kb

input:

output:

result:

ok

Test #31:

score: 0

Accepted

time: 21ms

memory: 3756kb

input:

output:

result:

ok

Test #32:

score: 0

Accepted

time: 22ms

memory: 3828kb

input:

output:

result:

ok

Test #33:

score: 0

Accepted

time: 16ms

memory: 3868kb

input:

output:

result:

ok

Test #34:

score: 0

Accepted

time: 7ms

memory: 3868kb

input:

output:

result:

ok

Test #35:

score: 0

Accepted

time: 27ms

memory: 3864kb

input:

output:

result:

ok

Test #36:

score: 0

Accepted

time: 19ms

memory: 3772kb

input:

output:

result:

ok

Test #37:

score: 0

Accepted

time: 7ms

memory: 3816kb

input:

output:

result:

ok

Test #38:

score: 0

Accepted

time: 52ms

memory: 3828kb

input:

output:

result:

ok

Test #39:

score: 0

Accepted

time: 24ms

memory: 3836kb

input:

output:

result:

ok

Test #40:

score: 0

Accepted

time: 8ms

memory: 3776kb

input:

output:

result:

ok

Test #41:

score: 0

Accepted

time: 7ms

memory: 3844kb

input:

output:

result:

ok

Test #42:

score: 0

Accepted

time: 9ms

memory: 3812kb

input:

output:

result:

ok

Subtask #3:

score: 75

Accepted

Test #43:

score: 75

Accepted

time: 3ms

memory: 3832kb

input:

output:

result:

ok

Test #44:

score: 75

Accepted

time: 3ms

memory: 3696kb

input:

2
1

output:

result:

ok

Test #45:

score: 75

Accepted

time: 2ms

memory: 3816kb

input:

output:

result:

ok

Test #46:

score: 75

Accepted

time: 3ms

memory: 3884kb

input:

output:

result:

ok

Test #47:

score: 75

Accepted

time: 4ms

memory: 3744kb

input:

output:

result:

ok

Test #48:

score: 75

Accepted

time: 15ms

memory: 3752kb

input:

output:

result:

ok

Test #49:

score: 75

Accepted

time: 10ms

memory: 3828kb

input:

output:

result:

ok

Test #50:

score: 75

Accepted

time: 42ms

memory: 3700kb

input:

output:

result:

ok

Test #51:

score: 75

Accepted

time: 67ms

memory: 3700kb

input:

output:

result:

ok

Test #52:

score: 75

Accepted

time: 13ms

memory: 3896kb

input:

output:

result:

ok

Test #53:

score: 75

Accepted

time: 18ms

memory: 3708kb

input:

output:

result:

ok

Test #54:

score: 75

Accepted

time: 57ms

memory: 3708kb

input:

output:

result:

ok

Test #55:

score: 75

Accepted

time: 27ms

memory: 3708kb

input:

output:

result:

ok

Test #56:

score: 75

Accepted

time: 18ms

memory: 3892kb

input:

output:

result:

ok

Test #57:

score: 75

Accepted

time: 34ms

memory: 3756kb

input:

output:

result:

ok

Test #58:

score: 75

Accepted

time: 23ms

memory: 3868kb

input:

output:

result:

ok

Test #59:

score: 75

Accepted

time: 41ms

memory: 3832kb

input:

output:

result:

ok

Test #60:

score: 75

Accepted

time: 29ms

memory: 3700kb

input:

output:

result:

ok

Test #61:

score: 75

Accepted

time: 33ms

memory: 3756kb

input:

output:

result:

ok

Test #62:

score: 75

Accepted

time: 58ms

memory: 3868kb

input:

output:

result:

ok

Test #63:

score: 75

Accepted

time: 46ms

memory: 3864kb

input:

output:

result:

ok

Test #64:

score: 75

Accepted

time: 9ms

memory: 3892kb

input:

output:

result:

ok

Test #65:

score: 75

Accepted

time: 40ms

memory: 3820kb

input:

output:

result:

ok

Test #66:

score: 75

Accepted

time: 19ms

memory: 3708kb

input:

output:

result:

ok

Test #67:

score: 75

Accepted

time: 7ms

memory: 3824kb

input:

output:

result:

ok

Test #68:

score: 75

Accepted

time: 56ms

memory: 3756kb

input:

output:

result:

ok

Test #69:

score: 75

Accepted

time: 26ms

memory: 3864kb

input:

output:

result:

ok

Test #70:

score: 75

Accepted

time: 34ms

memory: 3864kb

input:

output:

result:

ok

Test #71:

score: 75

Accepted

time: 26ms

memory: 3876kb

input:

output:

result:

ok

Test #72:

score: 75

Accepted

time: 19ms

memory: 3876kb

input:

output:

result:

ok

Test #73:

score: 75

Accepted

time: 35ms

memory: 3760kb

input:

output:

result:

ok

Test #74:

score: 75

Accepted

time: 58ms

memory: 3832kb

input:

output:

result:

ok

Test #75:

score: 75

Accepted

time: 72ms

memory: 3828kb

input:

output:

result:

ok

Test #76:

score: 75

Accepted

time: 66ms

memory: 3824kb

input:

output:

result:

ok

Test #77:

score: 75

Accepted

time: 34ms

memory: 3708kb

input:

output:

result:

ok

Test #78:

score: 75

Accepted

time: 23ms

memory: 3756kb

input:

output:

result:

ok

Test #79:

score: 75

Accepted

time: 12ms

memory: 3872kb

input:

output:

result:

ok

Test #80:

score: 75

Accepted

time: 28ms

memory: 3700kb

input:

output:

result:

ok

Test #81:

score: 75

Accepted

time: 26ms

memory: 3824kb

input:

output:

result:

ok

Test #82:

score: 75

Accepted

time: 33ms

memory: 3696kb

input:

output:

result:

ok

Test #83:

score: 75

Accepted

time: 11ms

memory: 3844kb

input:

output:

result:

ok

Test #84:

score: 75

Accepted

time: 5ms

memory: 3840kb

input:

output:

result:

ok

Test #85:

score: 75

Accepted

time: 38ms

memory: 3756kb

input:

output:

result:

ok

Test #86:

score: 75

Accepted

time: 25ms

memory: 3844kb

input:

output:

result:

ok

Test #87:

score: 75

Accepted

time: 37ms

memory: 3776kb

input:

output:

result:

ok

Test #88:

score: 75

Accepted

time: 23ms

memory: 3848kb

input:

output:

result:

ok

Test #89:

score: 75

Accepted

time: 21ms

memory: 3872kb

input:

output:

result:

ok