32 lines
644 B
Bash
Executable File
32 lines
644 B
Bash
Executable File
#!/usr/bin/env bash
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set -o errexit
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set -o nounset
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set -o pipefail
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if [[ "${TRACE-0}" == "1" ]]; then
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set -o xtrace
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fi
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cd "$(dirname "$0")"
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INPUT="$1"
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main ()
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{
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time_record=$(grep Time "${INPUT}" | cut -d : -f 2 | tr -d ' ')
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distance_record=$(grep Distance "${INPUT}" | cut -d : -f 2 | tr -d ' ')
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for ((t=1; t<time_record; t++)); do
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t_remaining=$((time_record-t))
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distance=$((t*t_remaining))
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if [[ ${distance} -gt ${distance_record} ]]; then
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first_winning="${t}"
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last_winning=$((time_record-first_winning))
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winning=$((last_winning-first_winning+1))
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break
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fi
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done
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echo "${winning}"
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}
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main
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