浙大版《Python程式設計》題目集(第六章)
阿新 • • 發佈:2021-10-27
ls = eval(input())
sum = 0
for t in ls:
sum = sum + t
print(sum)
num = eval(input()) count = 1 students = [] match = [] cnt = 0 while count <= num: stu = input().split(" ") students.append(stu) count = count + 1 start = 0 end = len(students) - 1 while start < end: if students[start][0] != students[end][0]: match.append(students[start][1]) match.append(students[end][1]) students.pop(end) start = start + 1 end = len(students) - 1 else: end = end - 1 for t in match: cnt = cnt + 1 if cnt % 2 == 0: print(t) else: print(t,end = ' ')
strs = input() strs = strs.replace("["," ") strs = strs.replace("]"," ") strs = strs.replace("("," ") strs = strs.replace(")"," ") strs = strs.replace(","," ") s = '' flag = 0 sum = 0 for str in strs: if str == '"': flag = flag + 1 if flag % 2 == 0 and str != '"': s = s + str print(s) s = s.split() for t in s: sum = sum + int(t) print(sum)
#採用遞迴思想實現
def deep_sum(ls,deep):
sum = 0
for i in ls:
if isinstance(i,int):
sum = sum + i * deep
elif isinstance(i,list):
sum = sum + deep_sum(i,deep + 1)
return sum
ls = eval(input())
print(deep_sum(ls,1))
def count_list(ls,deep): count = 0 for i in ls: if not isinstance(i,list): count = count + 1 * deep elif isinstance(i, list): count = count + count_list(i,deep + 1) return count ls = eval(input()) print(count_list(ls,1))
def count_num(ls,deep):
count = 1
num = 0
for i in ls:
if isinstance(i,list):
count = count + 1
if count == deep:
num = num + len(i)
break
else:
num = num + count_num(i,deep - 1)
else:
if count == deep:
num = num + len(ls)
break
return num
ls = eval(input())
deep = eval(input())
print(count_num(ls,deep))
num = eval(input())
count = 1
ls = []
sum_max = 0
index = 0
while count <= num:
info = input().split(" ")
ls.append(info)
count = count + 1
sum_max = sum_max + int(ls[0][2]) + int(ls[0][3]) + int(ls[0][4])
for i in range(1,len(ls)):
if int(ls[i][2]) + int(ls[i][3]) + int(ls[i][4]) > sum_max:
sum_max = int(ls[i][2]) + int(ls[i][3]) + int(ls[i][4])
index = i
print(ls[index][1],ls[index][0],sum_max,end = '')
def all_sort(i,s = ""):
s = s + i
if len(s) < num:
for j in strs:
if j not in s:
all_sort(j,s)
else:
print(s)
num = eval(input())
strs = [str(i + 1) for i in range(num)]
for i in strs:
all_sort(i)