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BEGIN {
cycles = 1;
X = 1;
}
function cycle() {
if (cycles == 20 || (cycles-20) % 40 == 0) {
sum += cycles * X;
}
crt[+x,+y] = ((X >= x-1 && X <= x+1) ? "#" : ".");
if (++x == 40) {
y++;
x = 0;
}
cycles++;
}
/addx/ {
cycle();
cycle();
X += $2;
}
/noop/ {
cycle();
}
END {
print sum;
for (y = 0; y < 6; ++y) {
for (x = 0; x < 40; ++x) {
printf "%s", crt[x,y];
}
printf "\n";
}
}
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