Menampilkan nilai IPS dengan AWK program

IPS

awk' { NA=0; NA=($3+$4+$5)/3}
{{if(81<=NA && NA<=100){print $1,$2, $3,$4,$5,NA, "A", %8= 4*$2}}
{{if(71<=NA && NA<=80){print $1,$2, $3,$4,$5,NA, "B", %8= 3*$2}}
{{if(61<=NA && NA<=70){print $1,$2, $3,$4,$5,NA, "C", %8= 2*$2}}
{{if(51<=NA && NA<=60){print $1,$2, $3,$4,$5,NA, "D", %8= 1*$2}}
{{if(0<=NA && NA<=50){print $1,$2, $3,$4,$5,NA, "E", %8= 0*$2}}
BEGIN {jumlah=0}
{jumlah=jumlah+$2}
END { print "Jumlah SKS= ", jumlah}
BEGIN { NT=0 }
{NT=NT+$8}
END{print " Nilai total = ", NT}
BEGIN { IPK =0 }
{ IPK=NT/jumlah}
END {print " IPK=", IPK}' nilai