Submission #3597162

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Source Code Expand

#include <algorithm>
#include <iomanip>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>

using namespace std;

#define rep(i, n) for (int i = 0; i < n; i++)
#define REP(i, a, n) for (int i = a; i < n; i++)
#define all(a) (a).begin(), (a).end()
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define eps 1e-15

typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> pii;
typedef tuple<int, int, int> ti3;

int get_wind_power(int mpm)
{
    double mps = (int)((mpm / 60.0) * 10 + 0.5) / 10.0;
    if (0.0 <= mps && mps <= 0.2)
        return 0;
    else if (0.3 <= mps && mps <= 1.5)
        return 1;
    else if (1.6 <= mps && mps <= 3.3)
        return 2;
    else if (3.4 <= mps && mps <= 5.4)
        return 3;
    else if (5.5 <= mps && mps <= 7.9)
        return 4;
    else if (8.0 <= mps && mps <= 10.7)
        return 5;
    else if (10.8 <= mps && mps <= 13.8)
        return 6;
    else if (13.9 <= mps && mps <= 17.1)
        return 7;
    else if (17.2 <= mps && mps <= 20.7)
        return 8;
    else if (20.8 <= mps && mps <= 24.4)
        return 9;
    else if (24.5 <= mps && mps <= 28.4)
        return 10;
    else if (28.5 <= mps && mps <= 32.6)
        return 11;
    else if (mps <= 32.7)
        return 12;
    else
        return -1;
}

string get_wind_direction(double deg)
{
    if (11.25 <= deg && deg < 33.75) {
        return "NNE";
    } else if (33.75 <= deg && deg < 56.25) {
        return "NE";
    } else if (56.25 <= deg && deg < 78.75) {
        return "ENE";
    } else if (78.75 <= deg && deg < 101.25) {
        return "E";
    } else if (101.25 <= deg && deg < 123.75) {
        return "ESE";
    } else if (123.75 <= deg && deg < 146.25) {
        return "SE";
    } else if (146.25 <= deg && deg < 168.75) {
        return "SSE";
    } else if (168.75 <= deg && deg < 191.25) {
        return "S";
    } else if (191.25 <= deg && deg < 213.75) {
        return "SSW";
    } else if (213.75 <= deg && deg < 236.25) {
        return "SW";
    } else if (236.25 <= deg && deg < 258.75) {
        return "WSW";
    } else if (258.75 <= deg && deg < 281.25) {
        return "W";
    } else if (281.25 <= deg && deg < 303.75) {
        return "WNW";
    } else if (303.75 <= deg && deg < 326.25) {
        return "NW";
    } else if (326.25 <= deg && deg < 348.75) {
        return "NNW";
    } else {
        return "N";
    }
}

int main()
{
    int deg10, mpm;
    scanf("%d %d", &deg10, &mpm);

    int wp = get_wind_power(mpm);
    string wd = get_wind_direction(deg10 / 10.0);

    if (wp == 0) {
        cout << "C 0\n";
    } else {
        cout << wd << " " << wp << "\n";
    }
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:98:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &deg10, &mpm);
                                 ^

Judge Result