- (10%) Determine whether the following code has
syntax erros or not. If it is correct, predict its output.
If it is incorrect, point out the mistake(s).
# Definite Loop
N = 6
for i in range(N):
print(i, sep='')
- (10%) Determine whether the following code has
syntax erros or not. If it is correct, predict its output.
If it is incorrect, point out the mistake(s).
# Definite Loop
N = 6
for i in range(N, 1):
print(i)
print(N)
- (10%) What will be the output of the following program?
# Simultaneous Assignment
a, b, c, d = 1, 2, 3, 4
for i in range(22):
a, b, c, d = d, c, a, b
print(a, b, c, d)
- (10%) What will be the output of the following program?
# Reverse Order
alphabet = "ELIZABETH"
n = len(alphabet)
for i in range(n // 2):
print(alphabet[n - 1 - i], end='')
print()
- (10%) What will be the output of the following program?
# Accumulator
sum = 0
for i in range(2, 100, 2):
sum = sum + i
print(sum)
- (10%) What will be the output of the following program?
# Stars
for i in range(2):
for j in range(3):
print('*', end='')
print()
- (10%) Determine
whether the following code has
syntax erros or not. If it is correct, predict its output.
If it is incorrect, point out the mistake(s).
# String Slicing
N=5
s = " "*(N-1)+"+"+" "*(N-1)
for j in range(2):
for i in range(N-1):
print( s[ i : i+N ] )
for i in range(N-1, -1, -1):
print( "{0}".format(s[ i : i+N ]) )
-
(10%) Determine whether the following code has syntax erros or
not. If it is correct, predict its output. If it is
incorrect, point out the
mistake(s).
# Caesar Cipher
message = "HOLCDEHWK" # ord('A') == 65
key = 23
for ch in message:
print( chr( ( ( ord(ch) + key - 65) % 26 ) + 65 ), end='' )
print()
-
(10%) Determine whether the following code has syntax erros or not. If it is correct, predict its output. If it is incorrect, point out the mistake(s).
# Template String
for i in range(8):
s = "{0:" + "><"[(i // 2) % 2] + "3}"
print( s.format("#"*(3-(i%2)*2)) )
- (10%) Determine whether the following code has syntax erros or
not. If it is correct, predict its output. If it is
incorrect, point out the mistake(s).
# Return Values of a Function
def star(n):
return '*' * n
print( star(10) )
print( star(5) + star(5) )
- (10%) Determine whether the following code has syntax erros or
not. If it is correct, predict its output. If it is
incorrect, point out the mistake(s).
# Return Values of a Function
def star(n):
print('*' * n )
return n
print( star(10) )
print( star(5) + star(5) )
- (10%) Determine whether the following code has syntax erros or
not. If it is correct, predict its output. If it is
incorrect, point out the mistake(s).
# File I/O
outfile = open("exam.dat", "w")
for i in range(27):
print(i, file=outfile)
outfile.close()
infile = open("exam.dat", "r")
s = infile.read()
print( len(s) )
infile.close()