Submission #4467926


Source Code Expand

#include <cstdio>
#include <cmath>
#include <iostream>
#include <string>
#include <vector>

using namespace std;

string direction(int wind_direction) {
  const double ONE_DOMAIN_ANGLE = 11.25;
  vector<string> directions = {
    "N",
    "NNE",
    "NE",
    "ENE",
    "E",
    "ESE",
    "SE",
    "SSE",
    "S",
    "SSW",
    "SW",
    "WSW",
    "W",
    "WNW",
    "NW",
    "NNW"
  };

  double idx = int((wind_direction*0.1/ONE_DOMAIN_ANGLE + 1)/2)%16;
  return directions[idx];
}

int wind_scale(double wind_run_per_minute) {
  vector<double> wind_scale_thresholds = {
    0.2,
    1.5,
    3.3,
    5.4,
    7.9,
    10.7,
    13.8,
    17.1,
    20.7,
    24.4,
    28.4,
    32.6
  };
  double wind_speed_per_sec = wind_run_per_minute / 60.0;
  double wind_speed_per_sec_rounded = round(wind_speed_per_sec*10)/10;

  for (int i = 0; i < int(wind_scale_thresholds.size()); i++) {
    if (wind_speed_per_sec_rounded <= wind_scale_thresholds[i]) {
      return i;
    }
  }

  return 12;
}

int main() {
  int wind_direction, spin_distance_per_minute;

  scanf("%d %d", &wind_direction, &spin_distance_per_minute);

  string direction_formatted = direction(wind_direction);
  int w = wind_scale(spin_distance_per_minute);

  if (!w) {
    direction_formatted = "C";
  }

  cout << direction_formatted << " " << w << endl;

  return 0;
}

Submission Info

Submission Time
Task C - 風力観測
User a5ob7r
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1424 Byte
Status AC
Exec Time 2 ms
Memory 384 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:64:61: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &wind_direction, &spin_distance_per_minute);
                                                             ^

Judge Result

Set Name all
Score / Max Score 100 / 100
Status
AC × 66
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 00_sample_06.txt, 00_sample_07.txt, 00_sample_08.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 1 ms 256 KB
00_sample_02.txt AC 1 ms 256 KB
00_sample_03.txt AC 1 ms 256 KB
00_sample_04.txt AC 1 ms 256 KB
00_sample_05.txt AC 1 ms 256 KB
00_sample_06.txt AC 1 ms 256 KB
00_sample_07.txt AC 1 ms 256 KB
00_sample_08.txt AC 1 ms 256 KB
test_01.txt AC 1 ms 256 KB
test_02.txt AC 1 ms 256 KB
test_03.txt AC 1 ms 256 KB
test_04.txt AC 1 ms 256 KB
test_05.txt AC 1 ms 256 KB
test_06.txt AC 1 ms 256 KB
test_07.txt AC 1 ms 256 KB
test_08.txt AC 1 ms 256 KB
test_09.txt AC 1 ms 256 KB
test_10.txt AC 1 ms 256 KB
test_11.txt AC 1 ms 256 KB
test_12.txt AC 1 ms 256 KB
test_13.txt AC 1 ms 256 KB
test_14.txt AC 1 ms 256 KB
test_15.txt AC 1 ms 256 KB
test_16.txt AC 1 ms 256 KB
test_17.txt AC 1 ms 256 KB
test_18.txt AC 1 ms 256 KB
test_19.txt AC 1 ms 256 KB
test_20.txt AC 1 ms 256 KB
test_21.txt AC 1 ms 256 KB
test_22.txt AC 1 ms 256 KB
test_23.txt AC 1 ms 256 KB
test_24.txt AC 1 ms 256 KB
test_25.txt AC 1 ms 256 KB
test_26.txt AC 1 ms 256 KB
test_27.txt AC 1 ms 256 KB
test_28.txt AC 1 ms 256 KB
test_29.txt AC 1 ms 256 KB
test_30.txt AC 1 ms 256 KB
test_31.txt AC 1 ms 256 KB
test_32.txt AC 1 ms 256 KB
test_33.txt AC 1 ms 256 KB
test_34.txt AC 1 ms 256 KB
test_35.txt AC 1 ms 256 KB
test_36.txt AC 1 ms 256 KB
test_37.txt AC 1 ms 256 KB
test_38.txt AC 1 ms 256 KB
test_39.txt AC 1 ms 256 KB
test_40.txt AC 1 ms 256 KB
test_41.txt AC 1 ms 256 KB
test_42.txt AC 1 ms 256 KB
test_43.txt AC 1 ms 256 KB
test_44.txt AC 1 ms 256 KB
test_45.txt AC 2 ms 384 KB
test_46.txt AC 1 ms 256 KB
test_47.txt AC 1 ms 256 KB
test_48.txt AC 1 ms 256 KB
test_49.txt AC 1 ms 256 KB
test_50.txt AC 1 ms 256 KB
test_51.txt AC 1 ms 256 KB
test_52.txt AC 1 ms 256 KB
test_53.txt AC 1 ms 256 KB
test_54.txt AC 1 ms 256 KB
test_55.txt AC 1 ms 256 KB
test_56.txt AC 1 ms 256 KB
test_57.txt AC 1 ms 256 KB
test_58.txt AC 1 ms 256 KB