Print a random number between 1 and 100, 10 times:
echo 1 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 2 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 3 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 4 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 5 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 6 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 7 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 8 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 9 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'; echo 10 | shuf -i 1-100 | head -1 | xargs
seq 10 | shuf -i 1-100 | head -1 | xargs -I {} echo 'echo {}'