Submission #541912

#	Time	Username	Problem	Language	Result	Execution time	Memory
541912		Alex_tz307	Kemija (COCI22_kemija)	C++17	50 / 50	1 ms	212 KiB

Main

#include <bits/stdc++.h>

using namespace std;

void testCase() {
  string s;
  cin >> s;
  vector<vector<int>> f(2, vector<int>(26));
  int index = 0, mul = 1;
  for (int i = 0; i < (int)s.size(); ++i) {
    if (isdigit(s[i])) {
      mul = s[i] - '0';
      continue;
    }
    if (s[i] == '+') {
      mul = 1;
      continue;
    }
    if (s[i] == '-' || s[i] == '>') {
      index = 1;
      mul = 1;
      continue;
    }
    int ch = s[i] - 'A', nxtMul = 1;
    if (i + 1 < (int)s.size() && isdigit(s[i + 1])) {
      i += 1;
      nxtMul = s[i] - '0';
    }
    f[index][ch] += mul * nxtMul;
  }
  if (f[0] == f[1]) {
    cout << "DA\n";
  } else {
    cout << "NE\n";
  }
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  int tests;
  cin >> tests;
  for (int tc = 0; tc < tests; ++tc) {
    testCase();
  }
  return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30