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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
#315083#5140. Frozen ScoreboardDetachTL 2ms3892kbC++174.2kb2024-01-26 22:50:422024-01-26 22:50:43

Judging History

你现在查看的是最新测评结果

  • [2024-01-26 22:50:43]
  • 评测
  • 测评结果:TL
  • 用时:2ms
  • 内存:3892kb
  • [2024-01-26 22:50:42]
  • 提交

answer

#include <bits/stdc++.h>
// #include <algorithm>
// #include <queue>
// #include <map>
// #include <iostream>
// #include <string>
// #include <set>
#define endl '\n'

using namespace std;

using LL = long long;
using PII = pair<int, int>;
using i128 = __int128_t;
using ULL = unsigned long long;

const int INF = 0x3f3f3f3f, MOD = 1e9 + 7, N = 1e6 + 5;
const LL LINF = 0x3f3f3f3f3f3f3f3f;

int m;

struct node
{
    char op;
    int x, y, idx;
};

void solve()
{  
    int pb, tm;
    cin >> pb >> tm;

    vector<struct node> a(m), b;
    vector<bool> st(m);
    
    int pas = 0, penal = 0;
    for(int i = 0; i < m; i ++ )
    {
        char op;
        int x = 0, y = 0;
        cin >> op;
        if(op == '.') a[i].op = op;
        else if(op == '-')
        {
            cin >> x;
            a[i] = {op, x, x, i};
        }
        else if(op == '?')
        {
            cin >> x >> y;
            a[i] = {op, x, y, i};
            b.push_back(a[i]);
        }
        else
        {
            string s;
            cin >> s;
            int len = s.size();
            bool ok = false;
            for(int i = 0; i < len; i ++ )
            {
                if(s[i] == '/') ok = true;
                else 
                {
                    int k = s[i] - '0';
                    if(!ok) x = x * 10 + k;
                    else y = y * 10 + k;
                }
            }
            
            a[i] = {op, x, y, i};
            pas ++ , penal += 20 * (x - 1) + y;
        }
    }

    if(pas + b.size() < pb)
    {
        cout << "No" << endl;
        return;
    }

    if(pas > pb) 
    {
        cout << "No" << endl;
        return;
    }
    else if(pas == pb)
    {
        cout << (penal == tm ? "Yes" : "No") << endl;
        if(penal == tm)
            for(int i = 0; i < m; i ++ )
            {
                auto [op, x, y, idx] = a[i];
                if(op == '.') cout << op << endl;
                else if(op == '-') cout << op << ' ' << x << endl;
                else if(op == '+') cout << op << ' ' << x << '/' << y << endl;
                else cout << "- " << y << endl;
            }
        return;
    }

    pas = pb - pas, penal = tm - penal;
    int r = penal - pas * 240;
    if(r < 0) 
    {
        cout << "No" << endl;
        return;
    }
    int l = r - 59 * pas;
    l = max(l, 0);
    l = (l + 19) / 20, r /= 20;

    int n = b.size();
    auto dfs = [&](auto self, int x, int num, int tot, int ft)->bool
    {
        if(num == pas)
        {
            return (tot <= r and tot + ft >= l);
        }

        for(int i = x; i < n; i ++ )
        {
            st[b[i].idx] = true;
            if(self(self, i + 1, num + 1, tot + b[i].y - b[i].x, ft + b[i].x - 1)) return true;
            st[b[i].idx] = false;
            if(self(self, i + 1, num, tot, ft)) return true;
        }

        return false;
    };

    bool ok = dfs(dfs, 0, 0, 0, 0);
    if(!ok) cout << "No" << endl;
    else 
    {
        cout << "Yes" << endl;

        penal -= 240 * pas;
        for(int i = 0; i < m; i ++ )
        {
            if(!st[i]) continue;

            penal -= 20 * (a[i].y - a[i].x);
        }

        for(int i = 0; i < m; i ++ )
        {
            auto [op, x, y, idx] = a[i];
            if(op == '.') cout << '.' << endl;
            else if(op == '-') cout << op << ' ' << x << endl;
            else if(op == '+') cout << op << ' ' << x << '/' << y << endl;
            else 
            {
                if(!st[i])
                {
                    cout << "- " << y << endl;
                }
                else
                {
                    int t = penal / 20;
                    int k = min(t, x - 1);
                    penal -= k * 20;

                    int kk = min(59, penal);
                    penal -= kk;
                    cout << "+ " << y - x + k + 1 << '/' << 240 + kk << endl;
                }
            }
        }
    }
}   

int main()
{
    // freopen("galactic.in", "r", stdin);
    ios::sync_with_stdio(false), cin.tie(nullptr);
    int T = 1; 
    cin >> T >> m;

    while(T -- )
        solve();
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3588kb

input:

1 13
7 951
+ 1/6
? 3 4
+ 4/183
- 2
+ 3/217
.
.
.
+ 2/29
+ 1/91
.
+ 1/22
.

output:

Yes
+ 1/6
+ 3/243
+ 4/183
- 2
+ 3/217
.
.
.
+ 2/29
+ 1/91
.
+ 1/22
.

result:

ok ok (1 test case)

Test #2:

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

input:

6 2
1 100
.
? 3 4
2 100
+ 1/1
+ 1/2
0 0
- 5
- 6
2 480
? 100 100
? 100 100
2 480
? 99 100
? 100 100
1 2000
? 100 100
? 100 100

output:

No
No
Yes
- 5
- 6
Yes
+ 1/240
+ 1/240
No
Yes
+ 89/240
- 100

result:

ok ok (6 test cases)

Test #3:

score: 0
Accepted
time: 2ms
memory: 3656kb

input:

1000 13
6 1519
+ 3/183
- 1
+ 9/133
? 2 3
- 5
? 1 3
- 5
? 1 1
? 1 3
- 5
+ 1/165
- 6
? 2 5
2 570
- 2
- 9
.
- 1
- 7
- 6
+ 4/179
- 2
? 2 5
.
- 2
? 1 3
.
1 140
.
- 2
.
- 2
- 1
- 2
- 2
.
.
.
.
+ 3/100
.
1 195
+ 1/195
.
.
.
.
.
.
.
.
? 1 1
.
.
.
0 0
.
.
.
.
.
.
.
.
.
.
.
.
.
3 776
? 8 22
? 1 8
- 6
+ 1/173
...

output:

Yes
+ 3/183
- 1
+ 9/133
+ 3/278
- 5
+ 3/240
- 5
+ 1/240
- 3
- 5
+ 1/165
- 6
- 5
Yes
- 2
- 9
.
- 1
- 7
- 6
+ 4/179
- 2
+ 5/251
.
- 2
- 3
.
Yes
.
- 2
.
- 2
- 1
- 2
- 2
.
.
.
.
+ 3/100
.
Yes
+ 1/195
.
.
.
.
.
.
.
.
- 1
.
.
.
Yes
.
.
.
.
.
.
.
.
.
.
.
.
.
Yes
- 22
- 8
- 6
+ 1/173
- 11
- 9
- 3
- 6
+ 6/25...

result:

ok ok (1000 test cases)

Test #4:

score: 0
Accepted
time: 2ms
memory: 3892kb

input:

1000 13
0 0
.
.
.
- 1
.
- 5
.
- 2
- 2
- 1
- 9
- 2
.
0 0
- 7
- 1
? 2 2
- 2
- 4
.
- 1
- 3
- 6
- 1
? 4 6
.
- 1
2 480
+ 4/120
- 3
- 5
.
- 11
- 1
- 4
- 4
- 3
? 13 22
.
+ 9/140
? 1 5
3 465
.
.
.
+ 1/124
.
+ 1/139
.
.
+ 1/202
.
.
.
.
3 885
- 1
- 4
- 4
+ 4/158
.
+ 9/138
? 1 8
.
? 1 3
.
- 4
? 2 5
.
6 970
- 4...

output:

Yes
.
.
.
- 1
.
- 5
.
- 2
- 2
- 1
- 9
- 2
.
Yes
- 7
- 1
- 2
- 2
- 4
.
- 1
- 3
- 6
- 1
- 6
.
- 1
Yes
+ 4/120
- 3
- 5
.
- 11
- 1
- 4
- 4
- 3
- 22
.
+ 9/140
- 5
Yes
.
.
.
+ 1/124
.
+ 1/139
.
.
+ 1/202
.
.
.
.
Yes
- 1
- 4
- 4
+ 4/158
.
+ 9/138
- 8
.
- 3
.
- 4
+ 5/289
.
No
Yes
- 2
+ 1/205
- 1
+ 1/106
- 1...

result:

ok ok (1000 test cases)

Test #5:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

1000 13
5 1620
- 2
- 1
? 2 4
? 4 5
+ 6/213
.
+ 6/231
? 2 4
+ 7/215
.
.
? 2 6
? 1 1
2 975
? 1 4
- 2
- 6
.
? 2 12
? 1 4
? 2 7
- 3
- 1
? 2 19
? 2 2
- 2
? 1 1
0 0
.
.
- 3
- 1
.
- 1
- 4
.
- 1
.
- 1
- 1
- 3
4 1342
.
- 6
- 2
- 4
- 8
- 6
+ 14/95
? 2 2
? 1 9
? 6 10
- 7
+ 4/205
? 3 5
5 1019
.
.
.
+ 2/116
.
- ...

output:

Yes
- 2
- 1
+ 4/299
+ 3/242
+ 6/213
.
+ 6/231
- 4
+ 7/215
.
.
- 6
- 1
Yes
+ 4/299
- 2
- 6
.
- 12
- 4
- 7
- 3
- 1
+ 19/256
- 2
- 2
- 1
Yes
.
.
- 3
- 1
.
- 1
- 4
.
- 1
.
- 1
- 1
- 3
Yes
.
- 6
- 2
- 4
- 8
- 6
+ 14/95
+ 2/299
+ 9/243
- 10
- 7
+ 4/205
- 5
Yes
.
.
.
+ 2/116
.
- 1
+ 3/127
.
.
+ 1/275
+ 4/1...

result:

ok ok (1000 test cases)

Test #6:

score: 0
Accepted
time: 2ms
memory: 3632kb

input:

1000 13
0 0
.
.
.
.
- 1
.
? 1 4
.
.
- 1
.
.
- 1
5 1008
- 2
- 2
.
+ 4/157
.
.
+ 2/145
- 3
+ 2/125
.
+ 1/233
+ 4/188
- 5
0 0
.
.
? 1 1
.
.
.
.
.
.
.
.
.
.
6 1359
+ 1/100
+ 2/144
- 4
+ 2/238
- 2
- 2
+ 4/107
+ 4/214
.
? 3 6
+ 9/236
- 4
- 6
8 3064
+ 20/155
.
- 17
- 11
? 9 10
? 11 30
- 1
? 6 13
+ 6/113
+ ...

output:

Yes
.
.
.
.
- 1
.
- 4
.
.
- 1
.
.
- 1
Yes
- 2
- 2
.
+ 4/157
.
.
+ 2/145
- 3
+ 2/125
.
+ 1/233
+ 4/188
- 5
Yes
.
.
- 1
.
.
.
.
.
.
.
.
.
.
Yes
+ 1/100
+ 2/144
- 4
+ 2/238
- 2
- 2
+ 4/107
+ 4/214
.
- 6
+ 9/236
- 4
- 6
Yes
+ 20/155
.
- 17
- 11
+ 5/242
+ 20/240
- 1
- 13
+ 6/113
+ 2/221
+ 4/240
+ 12/151
...

result:

ok ok (1000 test cases)

Test #7:

score: 0
Accepted
time: 2ms
memory: 3668kb

input:

1000 13
2 501
? 1 8
- 1
+ 4/208
- 5
- 1
- 19
+ 4/173
- 11
.
- 11
? 1 1
.
- 10
4 599
- 2
.
- 12
.
+ 1/142
+ 3/85
- 3
? 4 8
+ 4/80
.
- 1
.
+ 3/152
13 3774
? 2 7
? 2 3
+ 12/162
+ 2/112
+ 4/174
+ 12/156
+ 2/163
+ 2/168
+ 12/186
+ 6/191
+ 8/43
? 1 2
? 1 16
8 2408
? 2 5
? 1 1
? 6 14
+ 4/204
.
+ 2/97
+ 2/2...

output:

Yes
- 8
- 1
+ 4/208
- 5
- 1
- 19
+ 4/173
- 11
.
- 11
- 1
.
- 10
Yes
- 2
.
- 12
.
+ 1/142
+ 3/85
- 3
- 8
+ 4/80
.
- 1
.
+ 3/152
No
Yes
+ 5/299
+ 1/299
+ 11/244
+ 4/204
.
+ 2/97
+ 2/222
+ 10/230
.
- 7
.
- 1
+ 2/233
Yes
.
- 8
- 4
- 4
- 2
.
- 7
.
.
- 10
- 5
- 3
- 4
Yes
+ 5/293
+ 1/173
.
- 2
- 1
+ 5/238
...

result:

ok ok (1000 test cases)

Test #8:

score: -100
Time Limit Exceeded

input:

1000 13
1 19917
? 30 39
? 79 81
? 32 33
? 35 95
? 14 84
? 6 17
? 11 31
? 5 8
? 34 89
? 38 50
? 10 10
? 22 54
? 5 92
1 16730
? 56 59
? 40 55
? 42 54
? 5 9
? 65 79
? 7 11
? 25 34
? 2 10
? 29 51
? 2 7
? 39 48
? 4 67
? 24 36
8 17772
? 17 35
? 36 46
? 42 63
? 2 11
? 59 84
? 4 36
? 9 21
? 76 86
? 48 89
? ...

output:

No
No
No
Yes
+ 95/299
+ 22/299
- 22
+ 77/241
- 8
- 8
+ 74/240
- 40
- 60
- 38
- 25
- 99
- 52
No
No
No
Yes
+ 54/299
+ 31/299
+ 52/299
+ 11/299
+ 20/299
+ 74/299
- 14
+ 55/247
+ 92/240
- 67
- 9
- 55
- 97
No
Yes
+ 75/299
+ 52/299
+ 25/249
- 3
- 9
- 89
- 17
- 79
- 44
- 71
- 39
- 44
- 12
No
No
No
No
No
Ye...

result: