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Navayos Pratumthong
numer-60-2
Commits
face0c96
Commit
face0c96
authored
Feb 13, 2018
by
Navayos Pratumthong
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ส่งงานครับ
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assignment.cpython-36.pyc
week04/__pycache__/assignment.cpython-36.pyc
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assignment.py
week04/assignment.py
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week04/__pycache__/assignment.cpython-36.pyc
0 → 100644
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face0c96
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week04/assignment.py
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face0c96
#1 homework
def
single_prec
(
v
):
"""รับ v มาเพื่อหาค่าเป็นเลขฐานสิบ binary -> digital.
โดยใช้ระบบ IEEE single precision format
s , e, f --> ตัวแปร
0 , 1-8, 9-31 --> ตำแหน่ง bit
1 , 8, 23 --> จำนวน bits
note:
sign = -1 if v[0] == 1 else 1
0 11111111 1111111111111
(-1)**0 * ( 1*2**() )
"""
def
single_prec
(
v
):
return
(
-
1
)
**
v
[
0
]
*
sum
([
v
[
i
]
*
2
**
(
8
-
i
)
for
i
in
range
(
1
,
32
)])
return
(
-
1
)
**
int
(
v
[
0
])
*
sum
([
int
(
v
[
i
])
*
2
**
(
8
-
i
)
for
i
in
range
(
1
,
23
)])
def
double_prec
(
v
):
##การบ้าน
return
None
"""รับ v มาเพื่อหาค่าเป็นเลขฐานสิบ binary -> digital.
โดยใช้ระบบ IEEE double precision format
ทำเอง เป็น การบ้าน week04
"""
def
double_prec
(
v
):
return
(
-
1
)
**
int
(
v
[
0
])
*
sum
([
int
(
v
[
i
])
*
2
**
(
11
-
i
)
for
i
in
range
(
1
,
23
)])
# ทดสอบ
#v = [ 0, 0,0,0,1, 1,0,0 ]
#print(v)
#print(value(v))
#v = [ 1, 0,1,0,1, 0,1,1 ]
#print(v)
#print(value(v))
#def values(v, p=4, n=3):
# """หมายเหตุ v จะเป็น string v='000010101'
# """
# return 0
#
#print( values('10001100', p=4, n=4) )
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