Submission #627584

#	Time	Username	Problem	Language	Result	Execution time	Memory
627584		Farhan_HY	Zamjena (COCI18_zamjena)	C++14	56 / 70	62 ms	65536 KiB

zamjena

#include <bits/stdc++.h>
#define int long long
#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 inf = 8e18;
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, vector<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 += x - '0';
        if (x == -1)
            x = num;
        ret &= num == x;
    }
    for(auto y: adj[node])
        if (!vis[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]].pb(b[i]), adj[b[i]].pb(a[i]);
    bool ok = 1;
    for(auto y: adj)
    {
        if (vis[y.F]) continue;
        x = -1;
        ok &= dfs(y.F);
    }
    if (ok) cout << "DA";
    else cout << "NE";
}
///use scanf

Compilation message (stderr)

zamjena.cpp: In function 'bool dfs(std::string)':
zamjena.cpp:30:18: warning: unused variable 'i' [-Wunused-variable]
   30 |         for(auto i: node)
      |                  ^
zamjena.cpp: At global scope:
zamjena.cpp:41:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   41 | main()
      | ^~~~

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 14 / 14
• Subtask 4: 14 / 14
• Subtask 5: 0 / 14