oj.uz

답안 #1085907

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1085907 2024-09-09T03:29:01 Z lmaobruh Zamjena (COCI18_zamjena) C++14
70 / 70
 114 ms 16380 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define fo(i, a, b) for (int i = (a); i <= (b); ++i)
#define fd(i, a, b) for (int i = (a); i >= (b); --i)
#define ii pair<int, int>
#define fi first
#define se second
#define pb push_back
#define all(x) x.begin(), x.end()
const int N = 50050;
 
int n, cnt = 0;
string a[N], b[N];
map<string, bool> vis;
map<string, vector<string>> g;
 
bool allDigit(string &s) {
    for (char c : s) if(c < '0' || c > '9') return 0;
    return 1;
}
 
void dfs(string &u) {
    vis[u] = 1;
    cnt += allDigit(u);
    for (string &v : g[u]) if (!vis[v]) dfs(v);
}
 
int32_t main() {
    cin.tie(0)->sync_with_stdio(0);
    if (fopen("A.inp", "r")) {
        freopen("A.inp", "r", stdin);
//        freopen("A.out", "w", stdout);
    }
    cin >> n;
    fo(i, 1, n) cin >> a[i];
    fo(i, 1, n) cin >> b[i];
    fo(i, 1, n) if (a[i] != b[i])
        g[a[i]].pb(b[i]), g[b[i]].pb(a[i]);
    fo(i, 1, n) if (!vis[a[i]]) {
        cnt = 0;
        dfs(a[i]);
        if (cnt > 1) {
            cout << "NE";
            return 0;
        }
    }
    cout << "DA";
}

Compilation message

zamjena.cpp: In function 'int32_t main()':
zamjena.cpp:32:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   32 |         freopen("A.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 3420 KB Output is correct
2 Correct 2 ms 3420 KB Output is correct
3 Correct 1 ms 3592 KB Output is correct
4 Correct 2 ms 3420 KB Output is correct
5 Correct 1 ms 3420 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 3420 KB Output is correct
2 Correct 1 ms 3592 KB Output is correct
3 Correct 2 ms 3588 KB Output is correct
4 Correct 2 ms 3420 KB Output is correct
5 Correct 2 ms 3420 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 3596 KB Output is correct
2 Correct 2 ms 3420 KB Output is correct
3 Correct 2 ms 3420 KB Output is correct
4 Correct 1 ms 3420 KB Output is correct
5 Correct 2 ms 3420 KB Output is correct
6 Correct 2 ms 3420 KB Output is correct

Subtask #4
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3676 KB Output is correct
2 Correct 3 ms 3676 KB Output is correct
3 Correct 3 ms 3932 KB Output is correct
4 Correct 5 ms 4188 KB Output is correct
5 Correct 5 ms 4188 KB Output is correct
6 Correct 4 ms 4120 KB Output is correct

Subtask #5
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 5708 KB Output is correct
2 Correct 30 ms 7760 KB Output is correct
3 Correct 32 ms 9028 KB Output is correct
4 Correct 41 ms 10836 KB Output is correct
5 Correct 114 ms 16380 KB Output is correct
6 Correct 69 ms 11956 KB Output is correct