#!/bin/sh

MAIN() {
    TFCOUNT="$(find *.php | wc -l)"
    for i in $TFCOUNT; do
        FILE="$(find *.php | sed -n ${i},${i}p)"
        grep -E "fuck|FUCK|fuk|fak|Fuck" "$FILE"
    done
}

MAIN | grep -E "f|F" && printf "Many fucks given.\n" || printf "Zero fucks given.\n"