Submission #289175

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Source Code Expand

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

int main(){
	int deg,dis;
	double wind=0,k;
	const int D_RANK=17;
	const int W_RANK=13;
	const std::string drank[D_RANK]={"N","NNE","NE","ENE","E","ESE","SE","SSE","S","SSW","SW","WSW","W","WNW","NW","NNW","C"};
	const double border[W_RANK]={0.0,0.3,1.6,3.4,5.5,8.0,10.8,13.9,17.2,20.8,24.5,28.5,32.7};
	scanf("%d %d",&deg,&dis);
	double dwind=(double)deg/10;
	wind=round((double)dis/6)/10;
	int n=W_RANK-1,wans=12,c=0;
	for(int i=0;i<n;i++){
		if(wind>=border[i]&&wind<border[i+1]){
			wans=i;
		}
	}
	if(border[12]<wind){
		wans=12;
	}
	for(k=11.25;k<348.75;k+=22.5){
		c++;
		if(dwind>=k&&dwind<k+22.5){
			break;
		}else if(dwind<11.25||dwind>=348.75){
			c=0;
			break;
		}
	}
	if(wans==0){
		c=16;
	}
	printf("%s %d\n",drank[c].c_str(),wans);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result