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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
#381510#8566. Can We Still Qualify For Semifinals?ucup-team004#AC ✓1ms3788kbC++202.4kb2024-04-07 18:24:372024-04-07 18:24:38

Judging History

你现在查看的是最新测评结果

  • [2024-04-07 18:24:38]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:3788kb
  • [2024-04-07 18:24:37]
  • 提交

answer

#include <bits/stdc++.h>

using i64 = long long;

std::vector<std::pair<int, int>> edges;

void solve() {
    int k;
    std::cin >> k;

    std::string s;
    std::cin >> s;

    std::vector<int> score(10);
    for (int i = 0; i < k; i++) {
        auto [x, y] = edges[i];
        if (s[i] == '1') {
            score[x]++;
        } else {
            score[y]++;
        }
    }

    std::vector<std::pair<int, int>> e;
    for (int i = k; i < edges.size(); i++) {
        auto [x, y] = edges[i];
        if (x == 0) {
            score[0]++;
        } else {
            e.emplace_back(x, y);
        }
    }

    for (int s = 0; s < (1 << 10); s += 2) {
        if (__builtin_popcount(s) == 3) {
            int ok = 1;
            for (int i = 1; i < 10; i++) {
                if ((~s >> i & 1) && score[i] > score[0]) {
                    ok = 0;
                    break;
                }
            }
            if (!ok) {
                continue;
            }
            int match = 0;
            for (int t = 0; t < (1 << 10); t += 2) {
                int res = 0;
                for (int i = 1; i < 10; i++) {
                    if (t >> i & 1) {
                        if (s >> i & 1) {
                            res -= 100;
                        } else {
                            res -= score[0] - score[i];
                        }
                    }
                }
                for (auto [x, y] : e) {
                    res += (t >> x & 1) || (t >> y & 1);
                }
                match = std::min(match, res);
            }
            for (int i = 1; i < 10; i++) {
                if (s >> i & 1) {
                    match += 100;
                } else {
                    match += score[0] - score[i];
                }
            }
            if (match == e.size()) {
                std::cout << "YES\n";
                return;
            }
        }
    }

    std::cout << "NO\n";
}

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);

    std::vector<int> p(10);
    std::iota(p.begin(), p.end(), 0);
    for (int t = 0; t < 9; t++) {
        for (int i = 0; i < 5; i++) {
            edges.emplace_back(p[i], p[9 - i]);
        }
        std::rotate(p.begin() + 1, p.end() - 1, p.end());
    }

    int t;
    std::cin >> t;

    while (t--) {
        solve();
    }

    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 3568kb

input:

3
3
111
25
1000010101111111111010100
35
01111011110111101111011110111101111

output:

YES
YES
NO

result:

ok 3 token(s): yes count is 2, no count is 1

Test #2:

score: 0
Accepted
time: 1ms
memory: 3624kb

input:

10
16
0110000001010100
17
01111000110110101
15
001100010101111
16
0010101010011100
19
0000000100010110100
16
0011101010011100
18
011110010001100000
18
000110101001100011
20
01100010000100100100
15
001000111001101

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
YES

result:

ok 10 token(s): yes count is 10, no count is 0

Test #3:

score: 0
Accepted
time: 1ms
memory: 3660kb

input:

10
37
0110000001010100011101001011100110001
39
000100111101101001100101101000000000100
35
00111000100111100101011010111100100
33
010000010001110010110001101110001
30
000100010100000010010110101010
31
0000101000011010101001010000000
44
00001000000111101011010110000101100011000100
42
01111011110001001...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO

result:

ok 10 token(s): yes count is 0, no count is 10

Test #4:

score: 0
Accepted
time: 1ms
memory: 3636kb

input:

10
23
01100000010101000111010
38
01111001100011000101011110101001101001
27
010000000001001001110001001
26
01101001110011101101000110
8
00001000
22
0110100110001110110001
9
000100010
24
000000100101101010100100
6
011000
29
01101010100101000000000000100

output:

YES
NO
NO
NO
YES
YES
YES
YES
YES
NO

result:

ok 10 token(s): yes count is 6, no count is 4

Test #5:

score: 0
Accepted
time: 1ms
memory: 3628kb

input:

10
30
011000000101010001110100101110
29
01001010010011101110010110010
28
0110000000001000101101001001
23
01101001110011101101000
23
01000001000111001011000
24
011110001000010001010000
23
01001011010101001000011
30
000110011001010010000000000010
24
000110111001110011000011
28
000110001000011011110110...

output:

NO
NO
NO
YES
YES
YES
YES
NO
YES
NO

result:

ok 10 token(s): yes count is 5, no count is 5

Test #6:

score: 0
Accepted
time: 1ms
memory: 3620kb

input:

10
21
011000000101010001110
21
000110110101001010010
22
0111101101001100101101
24
000000001000101011000101
21
011010011100111011010
20
00110000010001101010
21
010010111100010000100
24
010100000100011010110010
23
00001010000110101010010
25
0000000000001000001101110

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
YES

result:

ok 10 token(s): yes count is 10, no count is 0

Test #7:

score: 0
Accepted
time: 1ms
memory: 3656kb

input:

10
26
01100000010101000111010010
26
01101010010100100111011100
26
00110010110100000000010010
27
011100010101110010110101101
30
010100011000001000110101001100
30
011110001000010001010000001001
28
0101100101000010100001101010
26
00101000000000000100000110
28
0110101101010000111000110001
27
00011011110...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO

result:

ok 10 token(s): yes count is 0, no count is 10

Test #8:

score: 0
Accepted
time: 0ms
memory: 3564kb

input:

10
25
0010100010011010111001111
26
01001010100010101010001010
26
01111001110000100111011110
26
10001000100110101110011110
26
10101010100110101110011110
27
110100010101010011010111001
27
101010101001101011100111101
31
1000010001010100110001011011110
37
1000101111000100110000011000000100101
40
1000101...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO

result:

ok 10 token(s): yes count is 0, no count is 10

Test #9:

score: 0
Accepted
time: 1ms
memory: 3788kb

input:

10
26
00001010000000000000000000
26
00000010000000000000000000
26
01101010100010101011011110
26
00011011110111101111011110
27
001100110101011001110111101
27
000110111101111011110111101
28
0110001001000010011101111011
29
01000000010001101000011110111
29
01000000010000101101011110111
30
01000011110111...

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
NO

result:

ok 10 token(s): yes count is 9, no count is 1

Test #10:

score: 0
Accepted
time: 1ms
memory: 3656kb

input:

10
1
0
2
00
10
0001101110
14
00101010000011
20
00000010010100101010
25
0000000101000100100001111
35
01110011010000101010000010010000100
40
0000100110001110101100001001000110000001
44
01011010110010101110011000010001010011100011
45
010010001001010011110111101011011000000100001

output:

YES
YES
YES
YES
YES
YES
NO
NO
NO
NO

result:

ok 10 token(s): yes count is 6, no count is 4

Extra Test:

score: 0
Extra Test Passed