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Original file line number Diff line number Diff line change
Expand Up @@ -271,7 +271,7 @@ for n in range(2,10000):
continue
elif stop == 0:
for step in range(2,10000): #枚举等差,逐个尝试
if loop_check(n,step,8):
if loop_check(n,step,9):
print(step)
stop = 1 #设置为停止
break
Expand All @@ -287,4 +287,4 @@ for n in range(2,10000):

​ 想起翁恺老师的话:学计算机,一定要有一个非常强大的心理状态,计算机的所有东西都是人做出来的,别人想得出来,我也一定想得出来。在计算机里头没有任何黑魔法。所有东西只不过是我现在不知道而已。总有一天,我会把所有的细节,所有的内部的东西全都搞明白的。

​ 我觉得,不管你是有没有转入成功,只要你是热爱计算机科学的,只要你愿意在这条路上坚持下去,开拓眼界,与时俱进,你一定能够在计算机领域,创造属于你的价值的!!!
​ 我觉得,不管你是有没有转入成功,只要你是热爱计算机科学的,只要你愿意在这条路上坚持下去,开拓眼界,与时俱进,你一定能够在计算机领域,创造属于你的价值的!!!
23 changes: 23 additions & 0 deletions 2025/Python/1.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
def isprime(x):# 素数筛
if x < 2:
return False
for i in range(2, int(x ** 0.5) + 1):
if x % i == 0:
return False
return True

def check(y):
a = y % 10
b = y // 10 % 10
c = y // 100 % 10
return (a + b) % 10 == c

m,n = map(int, input().split())
cnt = 0 # 计数器 实现每五个输出一个换行
for i in range(n, m-1,-1): # 反向遍历实现输出从小到大
if isprime(i) and check(i):
cnt += 1
if cnt % 5 == 0:
print(i)
else:
print(i, end=' ')
15 changes: 15 additions & 0 deletions 2025/Python/2.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
# 明文加密(移位)
s = input()
l = int(input())

# 先根据长度分组
s = [s[i:i+l] for i in range(0, len(s), l)]

# 进行移位操作

for i in range(len(s)):
d = i % len(s[i]) # 取余实现移位,防止爆索引。 如果没想到可以采取暴力拓宽字符串的方法。
s[i] = s[i][-d:] + s[i][:-d] if d != 0 else s[i]

print(''.join(s))

6 changes: 6 additions & 0 deletions 2025/Python/3.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
# 使用datetime库
import datetime
start = datetime.date(1921,7,23)
end = datetime.date(2020,7,1)
gap = end - start
print(gap.days*24*60)
23 changes: 23 additions & 0 deletions 2025/Python/4.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
# 用了贪心,可能有问题,望补充指正

fibs = [1,1]
while fibs[-1] < 1000000000:# 先对数列打表
fibs.append(fibs[-1] + fibs[-2])

t = int(input())
nums = [int(input()) for _ in range(t)]
ans = []
for num in nums:
res = []
remain = num
for fib in fibs[::-1]:
if fib <= remain:
res.append(fib)
remain -= fib
if remain == 0:
break
ans.append(res)

for i in range(len(ans)):
print(nums[i], end='=')
print('+'.join(map(str, ans[i])))
30 changes: 30 additions & 0 deletions 2025/Python/5.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,30 @@
def iswave(x):
s = str(x)
if len(s) < 3:
return False
l,r = s[0],s[1]
for i in range(len(s)):
c = l if i % 2 == 0 else r
if c != s[i]:
return False
return True

def change(num,r):
s = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'
res = ''
while num > 0:
res = s[num % r] + res
num //= r
if res:
return res
return '0'

r1,r2,n1,n2,k = map(int, input().split())
for i in range(n1,n2+1):
cnt = 0
for j in range(r1,r2+1):
if iswave(change(i,j)):
cnt += 1
if cnt >= k:
print(i, end=' ')