Code:
def isPrim(n):
if n <=1 :
return False
if n <=3:
return True
else:
for x in range(3,n):
if(n%x==0):
return False
return True
D,P=map(int,input().split())
H=D/P
N=H
c=0
while N>1:
i=0
count=0
while True:
if isPrim(int((i*H)+N))