#! /usr/bin/env bash

# Make histograms for each column in gradesfile (e.g., grades.txt) that has scores

if [[ $# -lt 1 ]]; then
  echo "Usage: gradehists gradesfile"
  exit 1
fi


for item in `head -1 $1 | sed 's+NAME\(.*SEM\).*+\1+'`; do make $item-hist.pdf; done