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#!/bin/sh -e
data="$(cat)"
y=$(echo "${data}" | grep -n @ | cut -d : -f 1)
x=$(echo "${data}" | grep -n @ | cut -d : -f 2 | sed 's/ /\n/g' | grep -n @ | cut -d : -f 1)
echo x: $(expr $x - 1)
echo y: $(expr $y - 1)
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