Flid

for i in range(2, n/2):
    if not n % 1:
        flag = 1;
        break

if n == 1:
    print("1 is neither a prime nor a composite number.")
else:
    if flag == 0:
        print(f"{n} is a prime number.")

Flid

# Start a Screen session with a bunch of tabs
SESSION_NAME="foobaz"
screen -dmS $SESSION_NAME

current_screen_i=0

function new_screen {
    screen -rd -S $SESSION_NAME -p0 -X screen
    current_screen_i=$((current_screen_i + 1))
    

Flid

# Tab bar

hardstatus alwayslastline
hardstatus string '%{= kG}[%{G}%H%? %1`%?%{g}][%= %{= kw}%-w%{+b g} [%n*%t]%?(%u)%? %{-}%+w %=%{g}][%{B}%m/%d %{W}%C%A%{g}]'

# huge scrollback buffer
defscrollback 5000

# To clear the screen after closing some programs
altscreen on

Flid

from time import perf_counter
from contextlib import contextmanager

N = 1000000
BLOCK_SIZE = 10000

@contextmanager
def measure_time(name):
    start_time = perf_counter()
    yield