SCOI2019 overturned in mind

Copyright: Oh ...... but still free to reprint please indicate the source of it: https://blog.csdn.net/dreaming__ldx/article/details/89299730

$SCOI2019$ cool off
leave
thought, or wrote a travelogue it.

Dy0

Plus a previously written test, Huangde number, out of the results.
&& afternoon evening playing all sorts of board re-learn it again dotted tree, $lct$ , wrote a convex hull feel good.

Day1

exploded.
I found Huangde are not used to the keyboard after entering a number, make excellent spent reading $3$ minutes lost $ftp$ wrong four times, I feel pills.
Then unpack yet finished on the opening test ofmy ****
to spend $10$ Fenzhong read all questions feel violent games, then did out of $T1$ violence, seconds out of a small sample, sample all the big pot. . .
$Emmmm$ really loved.
Then he found himself the title it wrong to give myself a slap in the face, then $9:05$ times to get a success $50pts$ , the remaining high-precision finish preparing other violence liver.
$10:05$ time took back the points, to feel $from$ .
Then come back and write high-precision, life and death not out of tune and finally found the hand cheap $fread$ and $scanf$ mixed, and then a large transient over-sample.
Took a few no problem, however, it seems to be wrong complexity (and can not think of the pressure-bit 2333
and then did not know until the examination is over $T1$ answer $\le30$ dim, then the self-closing.
There afternoon interview a cool feeling, it really only last $85$ (out of $100$ Volkswagen points $90+$
illustrating found only minutes after the $50+25+30$ autistic, and $2h$ about writing high-precision $TLE$ finished.
Only seemingly divided public mind exploded.
Then go back at night to write the board hopes $day2$ flip back.

Day2

Autistic autistic up.
spent $2h$ finished behind two questions of violence, together $(30+20?+10+20+20?=60+40?)$ .
As is the liver out $T1$ (200 found seemingly healthy state of mind.
Then I had a fever, made a $30min$ of stay.
Then spent $30min$ finished $T1$ .
Then I $Dev$ on the bombing, the bombing, the bombing! ! !
Wang fried!
Then spent $10min$ around to let people transfer work, but it finally was forced to turn off the task manager, there are a bunch of things are not saved, and when the application is added $ban$ out, mind explosion.
after that $Dev$ and explode $4$ times, painstakingly finished $T1$ and a good shot.
At last $5min$ examination space found $T1$ is $129MB$ , down to only painstaking $122MB$ , to feel the rhythm of the explosion space, cool out of the examination room.

Then blast the space, $0+30+20=50$ roll.
Cultural studies, I'm coming! ! ! (Laugh cry .jpg