Submission #2517518

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Source Code Expand

#include <stdio.h>
#include <string.h>
#define HOUI 16

void Dir_search(int d, char dir[]) {
	int Dir_k[HOUI] = { 113, 338, 563, 788, 1013, 1238, 1463, 1688, 1913, 2138, 2363, 2588, 2813, 3038, 3263, 3488 };
	char Dir_h[HOUI][10] = { "N", "NNE", "NE", "ENE", "E", "ESE", "SE", "SSE", "S", "SSW", "SW", "WSW", "W", "WNW", "NW", "NNW" };
	int i;

	for (i = 0; i < HOUI; i++)
		if (d < Dir_k[i]) {
			strcpy(dir, Dir_h[i]);
			break;
		}
	if (d >= Dir_k[HOUI - 1])
		strcpy(dir, "N");
}

int W_search(int n) {
	double x;
	x = n / 60.0;

	if			(x < 0.25)		return 0;
	else if	(x < 1.55)		return 1;
	else if	(x < 3.35)		return 2;
	else if	(x < 5.45)		return 3;
	else if	(x < 7.95)		return 4;
	else if	(x < 10.75)	return 5;
	else if	(x < 13.85)	return 6;
	else if	(x < 17.15)	return 7;
	else if	(x < 20.75)	return 8;
	else if	(x < 24.45)	return 9;
	else if	(x < 28.45)	return 10;
	else if	(x < 32.65)	return 11;
	else 							return 12;
}

int main() {
	int i, deg, dis, w;
	char dir[10];

	scanf("%d%d", &deg, &dis);
	Dir_search(deg, dir);
	w = W_search(dis);
	if(w == 0)
		strcpy(dir, "C");

	printf("%s %d\n", dir, w);
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:42:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &deg, &dis);
  ^

Judge Result