[fat-troll@valdos-desk ~]$ cat happy.sh
#!/bin/bash
D=$(date +%m%d | grep -o "0125" | wc -l)
test $D = 1 && echo "Happy!" || echo "Not today"
[fat-troll@valdos-desk ~]$ sh happy.sh
Happy!
[fat-troll@valdos-desk ~]$
[fat-troll@valdos-desk ~]$ cat happy.sh
#!/bin/bash
D=$(date +%m%d | grep -o "0125" | wc -l)
test $D = 1 && echo "Happy!" || echo "Not today"
[fat-troll@valdos-desk ~]$ sh happy.sh
Happy!
[fat-troll@valdos-desk ~]$
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от rytych