ผังงาน

psudo code

start 

set score=0.00,grade=0

input score

if score>=0  and score<50  then

       grade=0

else  if score>=50  and score<60   then

       grade=1

else if  score>=60  and score<70   then

       grade=2

else if  score>=70  and score<80   then

       grade=3

else if  score>=80  and score<=100   then

       grade=4

endif

print grade

stop

ตัวอย่างการโปรแกรม

score=0
grade=0
score=float(input("input score:"))
if score=>0  and score<50:

       grade=0

elif score>=50  and score<60:

       grade=1

elif  score>=60  and score<70:

       grade=2

elif  score>=70  and score<80:

       grade=3

elif  score>=80  and score<=100:

       grade=4

print(grade)