Merge pull request #12 from tomii9273/debug_ga #4

	name: Check Math Formula

	on:
	push:
	branches:
	- main

	jobs:
	check-math-formula:
	runs-on: ubuntu-latest
	timeout-minutes: 1
	steps:
	- uses: actions/checkout@v3

	- name: List files in the src directory
	run: ls -la src/

	- name: Display the content of README.md
	run: cat src/README.md

	- name: Show version of grep
	run: grep --version

	- name: Check grep output for 'f'
	run: \|
	echo "start 00"
	grep 'f' src/README.md
	echo "start 0"
	grep -o 'f' src/README.md
	echo "start 1"
	grep -o 'f' src/README.md \| wc -l
	echo "start 2"
	echo "Number of 'f': $(grep -o 'f' src/README.md \| wc -l)"
	echo "start 3"
	c=$(grep -o 'f' src/README.md \| wc -l)
	echo "Number of 'f': $c"
	echo "finished"

	- name: Check
	run: \|
	echo "start"
	n_head_line=$(grep -o '^\$' src/README.md \| wc -l)
	n_tail_line=$(grep -o '\$$' src/README.md \| wc -l)
	n_head_bracket=$(grep -o '(\$' src/README.md \| wc -l)
	n_tail_bracket=$(grep -o '\$)' src/README.md \| wc -l)
	n_head=$(grep -o ' \$' src/README.md \| wc -l)
	n_tail=$(grep -o '\$ ' src/README.md \| wc -l)
	n_valid=$((n_head_line+n_tail_line+n_head_bracket+n_tail_bracket+n_head+n_tail))
	n_all=$(grep -o '\$' src/README.md \| wc -l)

	echo "count end"

	echo $n_head_line
	echo $n_tail_line
	echo $n_head_bracket
	echo $n_tail_bracket
	echo $n_head
	echo $n_tail
	echo $n_valid
	echo $n_all

	echo "output end"

	if [ $n_all -ne $n_valid ]; then
	echo "not equal"
	echo $n_all
	echo $n_valid
	exit 2
	fi
	echo "finished"
	shell: bash

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