Create grader.sh

Tools/grader.sh

@@ -0,0 +1,113 @@
+# use this to grade your program given the input and output files
+
+IN="$1/#.in"
+OUT="$1/#.out"
+
+TL=2
+CPP="g++ -o .vscode/$1 -O2 -w -lm" # C++, -w = suppress warnings
+
+red='\x1B[0;31m'
+RED='\x1B[1;31m'
+GREEN='\x1B[1;32m'
+green='\x1B[0;32m'
+blue='\x1B[0;34m'
+BLUE='\x1B[1;34m'
+cyan='\x1B[0;36m'
+CYAN='\x1B[1;36m'
+NC='\x1B[0m' # No Color
+
+rm -f .overview .compiler_report .time_info .$1.out
+trap "{ rm -f .overview .compiler_report .time_info .$1.out; }" SIGINT SIGTERM EXIT
+
+
+if [ $# -ne 1 ]
+then
+	echo "Usage: $0 source_code"
+	echo "   e.g. $0 test.cpp"
+	echo "   use the above to grade file test.cpp"
+	exit 2
+fi
+
+# Language detection
+LANG=`echo $1.cpp | awk -F . '{print $NF}'`
+if [ "$LANG" == "cpp" ]
+then
+	COMPILER="$CPP $1.cpp 2> .compiler_report" # C++
+fi
+
+# Compilation
+echo -e " ${CYAN}* Compiling source code${NC}";
+echo "$COMPILER" | sh
+if [ $? -ne 0 ]
+then
+	echo -e " ${RED}X Compilation Error${NC}";
+	cat .compiler_report;
+	exit 1;
+fi
+
+echo -e " ${GREEN}* Successful compilation!${NC}";
+echo
+
+ulimit -t $TL;
+
+rm -rf .overview;
+CORRECT=0
+MAX_N=50
+
+for (( i=1; i<=$MAX_N; i++))
+do
+	TEST_CASE_IN=`echo $IN | sed "s/#/$i/g"`
+	TEST_CASE_OUT=`echo $OUT | sed "s/#/$i/g"`
+
+	# If i-th test case doesn't exist then stop here.
+	if [ ! -e $TEST_CASE_IN ]
+	then
+		break
+	fi
+	echo -e "${BLUE}Test case $i:${NC}";
+
+	time -p (./.vscode/$1 1 < $TEST_CASE_IN > .$1.out) 2> .time_info;
+
+	EX_CODE=$?;
+	if [ $EX_CODE -eq 152 ]
+	then
+		echo -e " ${RED}X TLE: Time Limit Exceeded${NC}";
+		echo -n "T" >> .overview;
+	elif [ $EX_CODE -ne 0 ]
+	then
+		echo -e " ${RED}X RE: Runtime Error${NC}";
+		echo -n "E" >> .overview;
+	else
+		PROG_TIME=`cat .time_info | grep real | cut -d" " -f2`;
+		diff --strip-trailing-cr .$1.out $TEST_CASE_OUT > /dev/null
+		if [ $? -eq 0 ]
+		then
+			echo -e " ${GREEN}* OK${NC} [$PROG_TIME]"
+			echo -n "*" >> .overview
+			CORRECT=`expr $CORRECT + 1`
+		else
+			echo -e " ${RED}X WA: Wrong Answer${NC} [$PROG_TIME]"
+			echo -n "X" >> .overview
+		fi
+	fi
+
+	echo;
+done
+N=`expr $i - 1`
+
+echo;
+
+echo >> .overview;
+echo -n "Overview: "; cat .overview
+if [ $CORRECT -ne $N ]
+then
+	echo -e "${RED}X${NC}: Wrong Answer, ${RED}T${NC}: Time Limit Exceeded, ${RED}E${NC}: Probably runtime error"
+	echo
+fi
+
+echo -n "$CORRECT / $N"
+if [ $CORRECT -eq $N ]
+then
+	echo -en "   ${GREEN}AWWW YEAH :D${NC}"
+fi
+echo