2852: 配对碱基链
摘要：参考代码:s = input()
for i in s:
if i == 'A':
print('T', end='')
……
题解列表
2853: 字符替换
参考代码:s,a,b=map(str,input().split())print(s.replace(a,b))
找出规律 for循环输出即可
摘要：解题思路:注意事项:参考代码:#include<bits/stdc++.h>using namespace std;using ll = long long;const int N = 1e5+9;i……
2854: 密码翻译
摘要：参考代码:s = list(input())
for i in range(len(s)):
if s[i] == 'z':
s[i] = 'a&……
2855: 简单密码
摘要：参考代码:s = input()
s1 = {
"A": "V",
"B": "W",
"C": "X",
&q
[编程入门]链表之报数问题
摘要：解题思路:注意事项:参考代码:#include<stdio.h>int main() { int n = 0; scanf_s("%d", &n); int arr[1000] = { 0 }; fo……
题解 1099: 校门外的树
摘要：解题思路:注意事项:参考代码:L, M = map(int, input().split())
trees = [1 for x in range(L+1)]
for x in range(M):……
题解 2903: 不高兴的津津
摘要：解题思路:注意事项:参考代码:hour_max = day = 0
for i in range(1, 7 + 1):
hour1, hour2 = map(int, input().sp……