#!/bin/sh -e

launch_chain()
{
  local input_file="input_$1_$2_$3_$4_$5_$6.txt"
  local p="input"

  (echo ${6}; (echo ${5}; (echo ${4}; (echo ${3}; (echo "${2}
  ${1}" > "${input_file}";tail -f "${input_file}")| \
          ../target/release/day07 --mode stdio --program "${p}") | \
          ../target/release/day07 --mode stdio --program "${p}") | \
          ../target/release/day07 --mode stdio --program "${p}") | \
          ../target/release/day07 --mode stdio --program "${p}") | \
          ../target/release/day07 --mode stdio --program "${p}" >> "${input_file}"
  tail -1 "${input_file}"
}

H=0
I=0
P=""
for A in `seq 5 9`; do
  for B in `seq 5 9`; do
    for C in `seq 5 9`; do
      for D in `seq 5 9`; do
        for E in `seq 5 9`; do
          [ ${A} -ne ${B} ] || continue
          [ ${A} -ne ${C} ] || continue
          [ ${A} -ne ${D} ] || continue
          [ ${A} -ne ${E} ] || continue
          [ ${B} -ne ${C} ] || continue
          [ ${B} -ne ${D} ] || continue
          [ ${B} -ne ${E} ] || continue
          [ ${C} -ne ${D} ] || continue
          [ ${C} -ne ${E} ] || continue
          [ ${D} -ne ${E} ] || continue

          O=`launch_chain ${I} ${A} ${B} ${C} ${D} ${E}`
          V=`echo "${O}" | tail -1 `
          [ "${H}" -ge "${V}" ] || {
              P="${A},${B},${C},${D},${E}";
              H="${V}";
              HI="${I}";
          }
        done
      done
    done
  done
done

echo "Highest value: ${H} for phase set ${P}"