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Submission #1095297

# Submission time Handle Problem Language Result Execution time Memory
1095297 2024-10-01T19:14:11 Z vjudge1 Infinite Race (EGOI24_infiniterace2) C++17
100 / 100
 62 ms 11860 KB 
#include <bits/stdc++.h>
#define ss second
#define pb push_back
#define mod 1000000007
#define N 200005
#define INF 1000000000000000005
#define pu push
#define ff first
#define pint pair<int,int>
 
typedef long long ll;
 
using namespace std;

int32_t main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n;
    cin>>n;
    int t;
    cin>>t;
    bool take[n];
    int cnt[n],ans=0;
    set<int> st;
    memset(cnt,0,sizeof(cnt));
    memset(take,false,sizeof(take));
    while(t--)
    {
        int a;
        cin>>a;
        if(a>0)
        {
            if(st.count(a)){
                st.clear();
                st.insert(a);
                ans++;
            }
            else
                st.insert(a);
        }
        else if(st.count(-a))
            st.erase(-a);
    }
    cout<<ans<<endl;
    return 0;
}

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 12 ms 348 KB Output is correct
5 Correct 10 ms 460 KB Output is correct
6 Correct 10 ms 348 KB Output is correct
7 Correct 10 ms 464 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 9 ms 456 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 9 ms 456 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 10 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 10 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 10 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #2
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 10 ms 456 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 60 ms 10664 KB Output is correct
6 Correct 1 ms 1372 KB Output is correct
7 Correct 12 ms 456 KB Output is correct
8 Correct 13 ms 816 KB Output is correct
9 Correct 14 ms 604 KB Output is correct
10 Correct 16 ms 952 KB Output is correct
11 Correct 20 ms 1116 KB Output is correct
12 Correct 25 ms 1364 KB Output is correct
13 Correct 29 ms 1624 KB Output is correct
14 Correct 36 ms 2644 KB Output is correct
15 Correct 32 ms 2640 KB Output is correct
16 Correct 32 ms 2492 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 19 ms 2568 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 15 ms 2688 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 1 ms 1372 KB Output is correct
24 Correct 0 ms 348 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 452 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 456 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 12 ms 348 KB Output is correct
5 Correct 10 ms 460 KB Output is correct
6 Correct 10 ms 348 KB Output is correct
7 Correct 10 ms 464 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 9 ms 456 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 9 ms 456 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 10 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 10 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 10 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 10 ms 456 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 60 ms 10664 KB Output is correct
26 Correct 1 ms 1372 KB Output is correct
27 Correct 12 ms 456 KB Output is correct
28 Correct 13 ms 816 KB Output is correct
29 Correct 14 ms 604 KB Output is correct
30 Correct 16 ms 952 KB Output is correct
31 Correct 20 ms 1116 KB Output is correct
32 Correct 25 ms 1364 KB Output is correct
33 Correct 29 ms 1624 KB Output is correct
34 Correct 36 ms 2644 KB Output is correct
35 Correct 32 ms 2640 KB Output is correct
36 Correct 32 ms 2492 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 19 ms 2568 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 15 ms 2688 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 1 ms 1372 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 1 ms 348 KB Output is correct
56 Correct 0 ms 452 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 0 ms 344 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 1 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 456 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 10 ms 860 KB Output is correct
73 Correct 10 ms 820 KB Output is correct
74 Correct 10 ms 944 KB Output is correct
75 Correct 10 ms 856 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 10 ms 820 KB Output is correct
79 Correct 0 ms 348 KB Output is correct
80 Correct 9 ms 860 KB Output is correct
81 Correct 0 ms 348 KB Output is correct
82 Correct 12 ms 988 KB Output is correct
83 Correct 0 ms 348 KB Output is correct
84 Correct 10 ms 820 KB Output is correct
85 Correct 0 ms 348 KB Output is correct
86 Correct 10 ms 604 KB Output is correct
87 Correct 0 ms 348 KB Output is correct
88 Correct 62 ms 11860 KB Output is correct
89 Correct 1 ms 1368 KB Output is correct
90 Correct 14 ms 848 KB Output is correct
91 Correct 12 ms 604 KB Output is correct
92 Correct 13 ms 848 KB Output is correct
93 Correct 16 ms 952 KB Output is correct
94 Correct 20 ms 1116 KB Output is correct
95 Correct 24 ms 1372 KB Output is correct
96 Correct 28 ms 1876 KB Output is correct
97 Correct 32 ms 2640 KB Output is correct
98 Correct 41 ms 2644 KB Output is correct
99 Correct 31 ms 2640 KB Output is correct
100 Correct 0 ms 348 KB Output is correct
101 Correct 0 ms 348 KB Output is correct
102 Correct 17 ms 2392 KB Output is correct
103 Correct 0 ms 456 KB Output is correct
104 Correct 16 ms 2652 KB Output is correct
105 Correct 0 ms 348 KB Output is correct
106 Correct 0 ms 348 KB Output is correct
107 Correct 0 ms 348 KB Output is correct
108 Correct 1 ms 348 KB Output is correct
109 Correct 0 ms 348 KB Output is correct
110 Correct 0 ms 352 KB Output is correct
111 Correct 0 ms 348 KB Output is correct
112 Correct 44 ms 4572 KB Output is correct
113 Correct 51 ms 2916 KB Output is correct
114 Correct 43 ms 7248 KB Output is correct
115 Correct 32 ms 2656 KB Output is correct
116 Correct 15 ms 2652 KB Output is correct
117 Correct 1 ms 1372 KB Output is correct
118 Correct 12 ms 760 KB Output is correct
119 Correct 12 ms 856 KB Output is correct
120 Correct 14 ms 956 KB Output is correct
121 Correct 16 ms 1080 KB Output is correct
122 Correct 19 ms 1116 KB Output is correct
123 Correct 22 ms 1232 KB Output is correct
124 Correct 25 ms 1872 KB Output is correct
125 Correct 28 ms 2644 KB Output is correct
126 Correct 28 ms 2624 KB Output is correct
127 Correct 27 ms 2764 KB Output is correct
128 Correct 17 ms 2696 KB Output is correct
129 Correct 13 ms 2688 KB Output is correct
130 Correct 0 ms 348 KB Output is correct
131 Correct 0 ms 348 KB Output is correct
132 Correct 0 ms 348 KB Output is correct
133 Correct 1 ms 1372 KB Output is correct
134 Correct 0 ms 348 KB Output is correct