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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#743561#9730. Elevator IIshenchuan_fanWA 58ms3860kbC++201.3kb2024-11-13 19:30:022024-11-13 19:30:03

Judging History

你现在查看的是最新测评结果

  • [2024-11-13 19:30:03]
  • 评测
  • 测评结果:WA
  • 用时:58ms
  • 内存:3860kb
  • [2024-11-13 19:30:02]
  • 提交

answer

#include <bits/stdc++.h>
#define int long long

using namespace std;

struct Node {
    int l, r, pos;

    // 重载<运算符,先按r升序排列,如果r相等再按l降序排列
    bool operator < (const Node& other) const {
        if (r != other.r) {
            return r < other.r;  // 优先按r升序排列
        } else {
            return l > other.l;  // 如果r相等,按l降序排列
        }
    }
};

void solve()
{
    int n,f;
    cin>>n>>f;
    multiset<Node>se;
    for(int i=1;i<=n;i++){
        int l,r;
        cin>>l>>r;
        se.insert({l,r,i});
    }

    vector<int>ans;
    int tot=0;
    int cnt=0;
    while(ans.size()!=n&&!cnt){
        auto [k,kk,pos1]=(*se.rbegin());
        // cnt++;
        if(f>kk){
            f=kk;
            continue;
        }else{
            auto [l,r,pos]=(*se.rbegin());
            tot+=max(0LL,max(r-f,r-l));
            ans.push_back(pos);
            se.erase(--se.end());
            f=r;
        }
    }

    cout<<tot<<'\n';
    for(auto x:ans){
        cout<<x<<' ';
    }
    cout<<'\n';

}

signed main() 
{	
    ios::sync_with_stdio(false),cin.tie(0),cout.tie(0);
    int T=1;
    cin>>T;
    while(T--)
    {
        solve();
    }
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3596kb

input:

2
4 2
3 6
1 3
2 7
5 6
2 5
2 4
6 8

output:

11
3 1 4 2 
5
2 1 

result:

ok ok 2 cases (2 test cases)

Test #2:

score: -100
Wrong Answer
time: 58ms
memory: 3860kb

input:

6100
19 52
51 98
2 83
40 58
96 99
39 55
72 94
15 17
4 15
48 99
2 99
77 78
35 77
44 62
79 81
30 31
1 48
48 76
68 99
60 66
6 19
44 53
64 92
17 28
67 98
9 99
40 65
16 27
99 100
15 56
4 6
24 97
84 96
47 49
37 38
77 79
13 40
13 92
71 100
47 93
90 91
72 81
15 48
32 71
19 17
95 99
10 23
18 100
90 93
52 92
...

output:

524
10 9 18 4 1 6 2 14 11 12 17 19 13 3 5 16 15 7 8 
194
5 4 2 6 1 3 
441
11 1 4 5 12 10 13 14 8 16 2 6 15 9 7 3 
734
3 10 1 6 8 4 5 17 16 13 11 7 15 12 18 14 9 19 2 
260
2 8 6 5 12 4 14 10 3 11 9 1 15 13 7 
422
18 1 6 11 2 10 7 13 9 12 4 20 14 5 15 19 8 16 3 17 
104
4 1 3 2 
203
8 3 4 1 2 6 7 5 9 1...

result:

wrong answer Participant's cost is 441, which is worse than jury's cost 397 (test case 3)