Submission #1456603

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Source Code Expand

#include <stdio.h>
#include <string.h>

int main() {
	double deg, dis;
	int deg_i;
	int dis_i;
	char dir[4];
	int w;

	scanf("%lf", &deg);
	scanf("%lf", &dis);

	dis = dis / 60;
	dis_i = (dis * 10) + 0.5;

	if (dis_i <= 2) {
		w = 0;
		strcpy(dir, "C");
		goto end;
	} else if (dis_i <= 15) {
		w = 1;
	} else if (dis_i <= 33) {
		w = 2;
	} else if (dis_i <= 54) {
		w = 3;
	} else if (dis_i <= 79) {
		w = 4;
	} else if (dis_i <= 107) {
		w = 5;
	} else if (dis_i <= 138) {
		w = 6;
	} else if (dis_i <= 171) {
		w = 7;
	} else if (dis_i <= 207) {
		w = 8;
	} else if (dis_i <= 244) {
		w = 9;
	} else if (dis_i <= 284) {
		w = 10;
	} else if (dis_i <= 326) {
		w = 11;
	} else {
		w = 12;
	}

	deg_i = ((deg + 112.5) / 225);

	switch(deg_i) {
	case 1:
		strcpy(dir, "NNE");
		break;
	case 2:
		strcpy(dir, "NE");
		break;
	case 3:
		strcpy(dir, "ENE");
		break;
	case 4:
		strcpy(dir, "E");
		break;
	case 5:
		strcpy(dir, "ESE");
		break;
	case 6:
		strcpy(dir, "SE");
		break;
	case 7:
		strcpy(dir, "SSE");
		break;
	case 8:
		strcpy(dir, "S");
		break;
	case 9:
		strcpy(dir, "SSW");
		break;
	case 10:
		strcpy(dir, "SW");
		break;
	case 11:
		strcpy(dir, "WSW");
		break;
	case 12:
		strcpy(dir, "W");
		break;
	case 13:
		strcpy(dir, "WNW");
		break;
	case 14:
		strcpy(dir, "NW");
		break;
	case 15:
		strcpy(dir, "NNW");
		break;
	default:
		strcpy(dir, "N");
	}


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

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lf", &deg);
                    ^
./Main.cpp:12:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lf", &dis);
                    ^

Judge Result