Submission #3486731

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

int main() {
  double Deg, Dis;
  cin >> Deg >> Dis;

  double d = Deg / 10;
  double w = round(Dis / 6) / 10;

  vector<string> dirs = {
      "NNE", "NE", "ENE", "E", "ESE", "SE", "SSE", "S",
      "SSW", "SW", "WSW", "W", "WNW", "NW", "NNW", "N",
  };

  vector<pair<double, double>> winds = {
      {0.0, 0.2},   {0.3, 1.5},   {1.6, 3.3},      {3.4, 5.4},   {5.5, 7.9},
      {8.0, 10.7},  {10.8, 13.8}, {13.9, 17.1},    {17.2, 20.7}, {20.8, 24.4},
      {24.5, 28.4}, {28.5, 32.6}, {32.7, 10000.0},
  };

  double start = 11.25;
  double interval = 360.0 / 16;
  int i = 0;
  for (i = 0; i < 15; i++) {
    double from = start + i * interval;
    double to = from + interval;
    if (from < d and d < to) {
      break;
    }
  }
  int level = 0;
  for (; level <= 12; level++) {
    if (winds[level].first - 1e-3 < w and w < winds[level].second + 1e-3) {
      break;
    }
  }

  if (level == 0) {
    printf("C 0\n");
  } else {
    printf("%s %d\n", dirs[i].c_str(), level);
  }

  return 0;
}

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