Submission #2754946

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Source Code Expand

#include <stdio.h>
#include <math.h>

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

char * hougaku[] = {"NNE","NE","ENE","E","ESE","SE","SSE","S","SSW","SW","WSW","W","WNW","NW","NNW","N"};
char * kakudo2(double d) {
	int i;
	for (i = 0; i < 15; i++) {
		if (1125 + i*2250 <= d*10 && d*10 < 1125 + (i+1)*2250)
			return hougaku[i];
	}
	return hougaku[15];
}

int wind(double w) {
	if (0 <= w && w <= 0.2) return 0;
	else if (0.3 <= w && w <= 1.5) return 1;
	else if (1.6 <= w && w <= 3.3) return 2;
	else if (3.4 <= w && w <= 5.4) return 3;
	else if (5.5 <= w && w <= 7.9) return 4;
	else if (8.0 <= w && w <= 10.7) return 5;
	else if (10.8 <= w && w <= 13.8) return 6;
	else if (13.9 <= w && w <= 17.1) return 7;
	else if (17.2 <= w && w <= 20.7) return 8;
	else if (20.8 <= w && w <= 24.4) return 9;
	else if (24.5 <= w && w <= 28.4) return 10;
	else if (28.5 <= w && w <= 32.6) return 11;
	else if (32.7 <= w) return 12;
}

double windkyokai[][12] = {
	{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}
	};
double windkyokai2[] = {
	0,
	0.25,
	1.55,
	3.35,
	5.45,
	7.95,
	10.75,
	13.85,
	17.15,
	20.75,
	24.45,
	28.45,
	32.65};

int wind2(double w) {
	int i;
	for (i = 0; i < 12; i++) {
		if ((int)((windkyokai[i][0]-0.05)*60) <= w && w < (int)((windkyokai[i][1]+0.05)*60)) return i;
	}
	return 12;
}

int wind3(double w) {
	int i;
	for (i = 0; i < 12; i++) {
		if((int)(windkyokai2[i]*60)<=w&&w<(int)(windkyokai2[i+1]*60)) return i;
	}
	return 12;
}


int main() {
	double deg,dis;
	scanf("%lf %lf", &deg, &dis);
	//printf("%lf %lf\n",deg,dis);
	char *dir;
	int w;
	//printf("%lf %lf\n",deg/10,round(dis/60*10)/10);
	dir = kakudo2(deg);
	w = wind3(dis);
	if (w == 0) printf("C 0\n");
	else printf("%s %d\n",dir,w);
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:97:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lf %lf", &deg, &dis);
  ^

Judge Result