Submission #109711

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Source Code Expand

#!/bin/bash

function round() {
	local num=$1
	local pos=$2
	printf "%."$(( pos - 1 ))"f" $( echo "scale=$pos; $num + ( 1.0 / (10 ^ $pos) )" | bc )
}

function solveDeg() {
	local X=( "N" "NNE" "NE" "ENE" "E" "ESE" "SE" "SSE" "S" "SSW" "SW" "WSW" "W" "WNW" "NW" "NNW" )
	local Y=( 11.25 33.75 56.25 78.75 101.25 123.75 146.25 168.75 191.25 213.75 236.25 258.75 281.25 303.75 326.25 348.75 )
	local Deg=$1
	local i
	for (( i=0; i < ${#Y[@]}; ++i ))
	do
		if [ `echo "scale=2; ( $Deg / 10.0 ) < ${Y[$i]}" | bc` -eq 1 ]; then
			echo ${X[$i]}; return 0
		fi
	done
	echo "N"; return 0
}

function solveDis() {
	local Y=( 0.2 1.5 3.3 5.4 7.9 10.7 13.8 17.1 20.7 24.4 28.4 32.6 )
	local Dis=$( round $( echo "scale=2; $1 / 60.0" | bc ) 2 )
	local i
	for (( i=0; i < ${#Y[@]}; ++i ))
	do
		if [ `echo "scale=2; $Dis <= ${Y[$i]}" | bc` -eq 1 ]; then
			echo $i; return 0
		fi
	done
	echo 12; return 0
}

read D
D=( $D )
Deg=`solveDeg ${D[0]}`
Dis=`solveDis ${D[1]}`
if [ $Dis -eq 0 ]; then
	echo C 0
else
	echo $Deg $Dis
fi

Submission Info

Judge Result