oj.uz

답안 #166420

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
166420 2019-12-02T10:19:07 Z tincamatei Zamjena (COCI18_zamjena) C++14
70 / 70
 282 ms 18864 KB 
#include <bits/stdc++.h>

using namespace std;

const int MAX_N = 50000;

string a[MAX_N], b[MAX_N];
map<string, vector<string> > graph;
map<string, int> vartable;
map<string, bool> viz;
bool ok = true;

void getVal(string str, int xd) {
  if(!viz[str]) {
    viz[str] = true;
    if(vartable.count(str) > 0 && vartable[str] != xd)
      ok = false;
    vartable[str] = xd;
    for(auto it: graph[str])
      getVal(it, xd);
  }
}

int main() {
  int N;
  cin >> N;
  for(int i = 0; i < N; ++i)
    cin >> a[i];
  for(int i = 0; i < N; ++i)
    cin >> b[i];

  for(int i = 0; i < N; ++i) {
    if(isalpha(a[i][0]) && isalpha(b[i][0])) {
      if(a != b) {
        graph[a[i]].push_back(b[i]);
        graph[b[i]].push_back(a[i]);
      }
    } else if(isalpha(a[i][0])) {
      int valB = atoi(b[i].c_str());
      if(vartable.count(a[i]) > 0 && vartable[a[i]] != valB)
        ok = false;
      else {
        vartable[a[i]] = valB;
      }
    } else if(isalpha(b[i][0])) {
      int valA = atoi(a[i].c_str());
      if(vartable.count(b[i]) > 0 && vartable[b[i]] != valA)
        ok = false;
      else
        vartable[b[i]] = valA;
    } else if(atoi(a[i].c_str()) != atoi(b[i].c_str()))
      ok = false;
  }

  for(auto it: vartable)
    getVal(it.first, it.second);

  if(ok)
    printf("DA");
  else
    printf("NE");

  return 0;
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 3448 KB Output is correct
2 Correct 5 ms 3448 KB Output is correct
3 Correct 5 ms 3448 KB Output is correct
4 Correct 5 ms 3448 KB Output is correct
5 Correct 4 ms 3448 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 3448 KB Output is correct
2 Correct 4 ms 3448 KB Output is correct
3 Correct 4 ms 3452 KB Output is correct
4 Correct 4 ms 3448 KB Output is correct
5 Correct 5 ms 3448 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 3492 KB Output is correct
2 Correct 5 ms 3448 KB Output is correct
3 Correct 4 ms 3448 KB Output is correct
4 Correct 4 ms 3448 KB Output is correct
5 Correct 5 ms 3448 KB Output is correct
6 Correct 5 ms 3452 KB Output is correct

Subtask #4
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 3704 KB Output is correct
2 Correct 7 ms 3704 KB Output is correct
3 Correct 13 ms 4216 KB Output is correct
4 Correct 15 ms 4472 KB Output is correct
5 Correct 14 ms 4216 KB Output is correct
6 Correct 12 ms 4088 KB Output is correct

Subtask #5
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 6128 KB Output is correct
2 Correct 73 ms 8312 KB Output is correct
3 Correct 138 ms 12052 KB Output is correct
4 Correct 168 ms 12536 KB Output is correct
5 Correct 282 ms 18864 KB Output is correct
6 Correct 179 ms 13084 KB Output is correct