oj.uz

Submission #630800

# Submission time Handle Problem Language Result Execution time Memory
630800 2022-08-17T06:16:12 Z Farhan_HY Zamjena (COCI18_zamjena) C++17
56 / 70
 49 ms 65536 KB 
    #include <bits/stdc++.h>
    #define float double
    #define pb push_back
    #define F first
    #define S second
    #define T int t; cin >> t; while(t--)
    #define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
     
    using namespace std;
    /// Benzema is the best player in the world
    const int N = 1e6 + 6;
    const int M = 1e3 + 3;
    const int LOG = 31;
    const int mod = 1e9 + 7;
    const float pi = atan(1) * 4;
    string a[N], b[N];
    int n;
    map<string, bool> vis;
    map<string, set<string>> adj;
    int x = -1;
    bool dfs(string node)
    {
        vis[node] = 1;
        bool ret = 1;
        if (node[0] >= '0' && node[0] <= '9')
        {
            int num = 0;
            for(auto i: node)
                num *= 10, num += i - '0';
            if (x == -1)
                x = num;
            ret &= num == x;
            if (ret == 0)
                return 0;
        }
        for(auto y: adj[node])
            if (!vis.count(y)) ret &= dfs(y);
        return ret;
    }
     
    main()
    {
        IOS
        cin >> n;
        for(int i = 1; i <= n; i++) cin >> a[i];
        for(int i = 1; i <= n; i++) cin >> b[i];
        for(int i = 1; i <= n; i++) adj[a[i]].insert(b[i]), adj[b[i]].insert(a[i]);
        bool ok = 1;
        for(int i = 1; i <= n; i++)
        {
            if (vis.count(a[i])) continue;
            x = -1;
            ok &= dfs(a[i]);
        }
        for(int i = 1; i <= n; i++)
        {
            if (vis.count(b[i])) continue;
            x = -1;
            ok &= dfs(b[i]);
        }
        if (ok) cout << "DA";
        else cout << "NE";
    }
    ///use scanf

Compilation message

zamjena.cpp:41:5: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   41 |     main()
      |     ^~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 62832 KB Output is correct
2 Correct 28 ms 62924 KB Output is correct
3 Correct 28 ms 62828 KB Output is correct
4 Correct 28 ms 62932 KB Output is correct
5 Correct 30 ms 62940 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 62824 KB Output is correct
2 Correct 28 ms 62940 KB Output is correct
3 Correct 30 ms 62932 KB Output is correct
4 Correct 28 ms 62836 KB Output is correct
5 Correct 29 ms 62920 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 62928 KB Output is correct
2 Correct 30 ms 62924 KB Output is correct
3 Correct 34 ms 62924 KB Output is correct
4 Correct 31 ms 62868 KB Output is correct
5 Correct 28 ms 62880 KB Output is correct
6 Correct 32 ms 63060 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 63268 KB Output is correct
2 Correct 30 ms 63112 KB Output is correct
3 Correct 34 ms 63948 KB Output is correct
4 Correct 37 ms 63972 KB Output is correct
5 Correct 37 ms 63896 KB Output is correct
6 Correct 38 ms 63580 KB Output is correct

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 49 ms 65536 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -