QOJ.ac

QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#430580	#4565. Rarest Insects	james1BadCreeper	100 ✓	26ms	4212kb	C++14	1.2kb	2024-06-04 00:27:25	2024-06-04 00:27:26

Judging History

你现在查看的是最新测评结果

[2024-06-04 00:27:26]
评测

测评结果：100
用时：26ms
内存：4212kb

查看

[2024-06-04 00:27:25]
提交

answer

#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5;
mt19937 Rnd(time(0)); 

int k, cnt, a[N];
bool vs[N], inmid[N];

inline void ins(int x) { ++cnt; move_inside(x - 1); }
inline void del(int x) { --cnt; move_outside(x - 1); }
int min_cardinality(int n) {
    for (int i = 1; i <= n; ++i) {
        ins(i);
        if (press_button() > 1) del(i);
        else vs[i] = 1, ++k; 
    }
    if (k == 1) return n; 
    int l = 1, r = n / k + 1;
    while (l + 1 != r) {
        int mid = l + r >> 1; 
        for (int i = 1; i <= n; ++i)
            inmid[i] = 0, a[i] = i;
        shuffle(a + 1, a + n + 1, Rnd);
        for (int i = 1; i <= n; ++i) if (!vs[a[i]]) {
            if (k * mid == cnt) break;
            ins(a[i]); 
            if (press_button() > mid) del(a[i]); 
            else inmid[a[i]] = 1; 
        }

        if (k * mid == cnt) {
            l = mid; 
            for (int i = 1; i <= n; ++i)
                if (inmid[i]) vs[i] = 1; 
        } else {
            r = max(l + 1, min(mid, cnt / k + 1)); 
            for (int i = 1; i <= n; ++i)
                if (inmid[i]) del(i); 
                else vs[i] = 1; 
        }
    }
    return l; 
}

源文件, 语言: C++14

详细

Subtask #1:

score: 10

Accepted

Test #1:

score: 10

Accepted

time: 1ms

memory: 4192kb

input:

output:

result:

ok

Test #2:

score: 10

Accepted

time: 0ms

memory: 3892kb

input:

2
1
2

output:

result:

ok

Test #3:

score: 10

Accepted

time: 0ms

memory: 3864kb

input:

2
1
1

output:

result:

ok

Test #4:

score: 10

Accepted

time: 1ms

memory: 3964kb

input:

output:

result:

ok

Test #5:

score: 10

Accepted

time: 1ms

memory: 3892kb

input:

output:

result:

ok

Test #6:

score: 10

Accepted

time: 0ms

memory: 3932kb

input:

output:

result:

ok

Test #7:

score: 10

Accepted

time: 0ms

memory: 3904kb

input:

output:

result:

ok

Test #8:

score: 10

Accepted

time: 2ms

memory: 3904kb

input:

output:

result:

ok

Test #9:

score: 10

Accepted

time: 1ms

memory: 4168kb

input:

output:

result:

ok

Test #10:

score: 10

Accepted

time: 0ms

memory: 3924kb

input:

output:

result:

ok

Test #11:

score: 10

Accepted

time: 3ms

memory: 4196kb

input:

output:

result:

ok

Test #12:

score: 10

Accepted

time: 2ms

memory: 3960kb

input:

output:

result:

ok

Test #13:

score: 10

Accepted

time: 0ms

memory: 3924kb

input:

output:

result:

ok

Test #14:

score: 10

Accepted

time: 0ms

memory: 3908kb

input:

output:

result:

ok

Test #15:

score: 10

Accepted

time: 0ms

memory: 3832kb

input:

output:

result:

ok

Test #16:

score: 10

Accepted

time: 4ms

memory: 3964kb

input:

output:

result:

ok

Test #17:

score: 10

Accepted

time: 2ms

memory: 3900kb

input:

output:

result:

ok

Test #18:

score: 10

Accepted

time: 4ms

memory: 4168kb

input:

output:

result:

ok

Test #19:

score: 10

Accepted

time: 0ms

memory: 3904kb

input:

output:

result:

ok

Test #20:

score: 10

Accepted

time: 0ms

memory: 4200kb

input:

output:

result:

ok

Test #21:

score: 10

Accepted

time: 3ms

memory: 3984kb

input:

output:

result:

ok

Test #22:

score: 10

Accepted

time: 2ms

memory: 3856kb

input:

output:

result:

ok

Test #23:

score: 10

Accepted

time: 1ms

memory: 3908kb

input:

output:

result:

ok

Subtask #2:

score: 15

Accepted

Test #24:

score: 15

Accepted

time: 0ms

memory: 3900kb

input:

output:

result:

ok

Test #25:

score: 15

Accepted

time: 6ms

memory: 3900kb

input:

output:

result:

ok

Test #26:

score: 15

Accepted

time: 0ms

memory: 3880kb

input:

output:

result:

ok

Test #27:

score: 15

Accepted

time: 5ms

memory: 4196kb

input:

output:

result:

ok

Test #28:

score: 15

Accepted

time: 4ms

memory: 3908kb

input:

output:

result:

ok

Test #29:

score: 15

Accepted

time: 0ms

memory: 4160kb

input:

output:

result:

ok

Test #30:

score: 15

Accepted

time: 3ms

memory: 3984kb

input:

output:

result:

ok

Test #31:

score: 15

Accepted

time: 0ms

memory: 3908kb

input:

output:

result:

ok

Test #32:

score: 15

Accepted

time: 0ms

memory: 3936kb

input:

output:

result:

ok

Test #33:

score: 15

Accepted

time: 7ms

memory: 3876kb

input:

output:

result:

ok

Test #34:

score: 15

Accepted

time: 0ms

memory: 4204kb

input:

output:

result:

ok

Test #35:

score: 15

Accepted

time: 7ms

memory: 3900kb

input:

output:

result:

ok

Test #36:

score: 15

Accepted

time: 0ms

memory: 3908kb

input:

output:

result:

ok

Test #37:

score: 15

Accepted

time: 3ms

memory: 3912kb

input:

output:

result:

ok

Test #38:

score: 15

Accepted

time: 0ms

memory: 4204kb

input:

output:

result:

ok

Test #39:

score: 15

Accepted

time: 14ms

memory: 3916kb

input:

output:

result:

ok

Test #40:

score: 15

Accepted

time: 0ms

memory: 4204kb

input:

output:

result:

ok

Test #41:

score: 15

Accepted

time: 0ms

memory: 3912kb

input:

output:

result:

ok

Test #42:

score: 15

Accepted

time: 0ms

memory: 3892kb

input:

output:

result:

ok

Subtask #3:

score: 75

Accepted

Test #43:

score: 75

Accepted

time: 1ms

memory: 3852kb

input:

2
1
2

output:

result:

ok

Test #44:

score: 75

Accepted

time: 1ms

memory: 4196kb

input:

2
1
1

output:

result:

ok

Test #45:

score: 75

Accepted

time: 1ms

memory: 4196kb

input:

output:

result:

ok

Test #46:

score: 75

Accepted

time: 1ms

memory: 3904kb

input:

output:

result:

ok

Test #47:

score: 75

Accepted

time: 1ms

memory: 3920kb

input:

output:

result:

ok

Test #48:

score: 75

Accepted

time: 0ms

memory: 3932kb

input:

output:

result:

ok

Test #49:

score: 75

Accepted

time: 0ms

memory: 3912kb

input:

output:

result:

ok

Test #50:

score: 75

Accepted

time: 9ms

memory: 3920kb

input:

output:

result:

ok

Test #51:

score: 75

Accepted

time: 9ms

memory: 3876kb

input:

output:

result:

ok

Test #52:

score: 75

Accepted

time: 10ms

memory: 3916kb

input:

output:

result:

ok

Test #53:

score: 75

Accepted

time: 0ms

memory: 3884kb

input:

output:

result:

ok

Test #54:

score: 75

Accepted

time: 16ms

memory: 4212kb

input:

output:

result:

ok

Test #55:

score: 75

Accepted

time: 10ms

memory: 4204kb

input:

output:

result:

ok

Test #56:

score: 75

Accepted

time: 0ms

memory: 3916kb

input:

output:

result:

ok

Test #57:

score: 75

Accepted

time: 14ms

memory: 4204kb

input:

output:

result:

ok

Test #58:

score: 75

Accepted

time: 13ms

memory: 3912kb

input:

output:

result:

ok

Test #59:

score: 75

Accepted

time: 0ms

memory: 3912kb

input:

output:

result:

ok

Test #60:

score: 75

Accepted

time: 0ms

memory: 4208kb

input:

output:

result:

ok

Test #61:

score: 75

Accepted

time: 20ms

memory: 3876kb

input:

output:

result:

ok

Test #62:

score: 75

Accepted

time: 10ms

memory: 3944kb

input:

output:

result:

ok

Test #63:

score: 75

Accepted

time: 26ms

memory: 3900kb

input:

output:

result:

ok

Test #64:

score: 75

Accepted

time: 5ms

memory: 3944kb

input:

output:

result:

ok

Test #65:

score: 75

Accepted

time: 4ms

memory: 3944kb

input:

output:

result:

ok

Test #66:

score: 75

Accepted

time: 0ms

memory: 3904kb

input:

output:

result:

ok

Test #67:

score: 75

Accepted

time: 0ms

memory: 3972kb

input:

output:

result:

ok

Test #68:

score: 75

Accepted

time: 7ms

memory: 4196kb

input:

output:

result:

ok

Test #69:

score: 75

Accepted

time: 3ms

memory: 3984kb

input:

output:

result:

ok

Test #70:

score: 75

Accepted

time: 9ms

memory: 3904kb

input:

output:

result:

ok

Test #71:

score: 75

Accepted

time: 4ms

memory: 3880kb

input:

output:

result:

ok

Test #72:

score: 75

Accepted

time: 6ms

memory: 3912kb

input:

output:

result:

ok

Test #73:

score: 75

Accepted

time: 11ms

memory: 4204kb

input:

output:

result:

ok

Test #74:

score: 75

Accepted

time: 10ms

memory: 3916kb

input:

output:

result:

ok

Test #75:

score: 75

Accepted

time: 4ms

memory: 3856kb

input:

output:

result:

ok

Test #76:

score: 75

Accepted

time: 0ms

memory: 3900kb

input:

output:

result:

ok

Test #77:

score: 75

Accepted

time: 4ms

memory: 3924kb

input:

output:

result:

ok

Test #78:

score: 75

Accepted

time: 20ms

memory: 3856kb

input:

output:

result:

ok

Test #79:

score: 75

Accepted

time: 12ms

memory: 4212kb

input:

output:

result:

ok

Test #80:

score: 75

Accepted

time: 0ms

memory: 3908kb

input:

output:

result:

ok

Test #81:

score: 75

Accepted

time: 4ms

memory: 4176kb

input:

output:

result:

ok

Test #82:

score: 75

Accepted

time: 3ms

memory: 3864kb

input:

output:

result:

ok

Test #83:

score: 75

Accepted

time: 0ms

memory: 4172kb

input:

output:

result:

ok

Test #84:

score: 75

Accepted

time: 0ms

memory: 3852kb

input:

output:

result:

ok

Test #85:

score: 75

Accepted

time: 0ms

memory: 3864kb

input:

output:

result:

ok

Test #86:

score: 75

Accepted

time: 5ms

memory: 3904kb

input:

output:

result:

ok

Test #87:

score: 75

Accepted

time: 6ms

memory: 4204kb

input:

output:

result:

ok

Test #88:

score: 75

Accepted

time: 9ms

memory: 4208kb

input:

output:

result:

ok

Test #89:

score: 75

Accepted

time: 5ms

memory: 3904kb

input:

output:

result:

ok