はじめに
備忘録ではありますが、解法や変数名、書式にはこだわっています。
よりよい書き方があればご指摘ください。
Python独自の文法も、読みやすさを優先しながら使用します。
A
ABC291
s = input()
for i, char in enumerate(s):
if "A" <= char <= "Z":
print(i + 1)
ABC292
print(input().upper())
ABC293
s = list(input())
# (0, 1), (2, 3), (4, 5) …
for i in range(len(s) // 2):
s[2 * i], s[2 * i + 1] = s[2 * i + 1], s[2 * i]
print(*s, sep="")
ABC294
_ = input()
a = [int(i) for i in input().split()]
for number in a:
if number % 2 == 0:
print(number, end=" ")
ABC295
_ = input()
w = input().split()
for word in w:
if word in ["and", "not", "that", "the", "you"]:
print("Yes")
break
else:
print("No")
ABC296
n = int(input())
s = input()
for i in range(n - 1):
if s[i] == s[i + 1]:
print("No")
break
else:
print("Yes")
ABC297
n, d = [int(i) for i in input().split()]
t = [int(i) for i in input().split()]
for i in range(n - 1):
if t[i + 1] - t[i] <= d:
print(t[i + 1])
break
else:
print(-1)
ABC298
_ = input()
s = input()
is_passed = False
for evaluation in s:
# 条件1
if evaluation == "o":
is_passed = True
continue
# 条件2
if evaluation == "x":
print("No")
break
else:
if is_passed:
print("Yes")
# 全て「-」の場合
else:
print("No")
_ = input()
s = input()
if "o" in s and "x" not in s:
print("Yes")
else:
print("No")
ABC299
_ = input()
s = input()
if s.find("|") < s.find("*") < s.rfind("|"):
print("in")
else:
print("out")
ABC300
n, a, b = [int(i) for i in input().split()]
c = [int(i) for i in input().split()]
for i in range(n):
if a + b == c[i]:
print(i + 1)
_, a, b = [int(i) for i in input().split()]
c = [int(i) for i in input().split()]
print(c.index(a + b) + 1)
B
ABC291
n = int(input())
x = [int(i) for i in input().split()]
print(sum(sorted(x)[n:-n]) / (3 * n))
ABC292
n, q = [int(i) for i in input().split()]
players = [0] * n
for _ in range(q):
event = [int(i) for i in input().split()]
if event[0] in [1, 2]:
players[event[1] - 1] += event[0]
else:
if 2 <= players[event[1] - 1]:
print("Yes")
else:
print("No")
ABC293
n = int(input())
a = [int(i) for i in input().split()]
call = [False] * n
for i in range(n):
if not call[i]:
call[a[i] - 1] = True
print(call.count(False))
for i in range(n):
if not call[i]:
print(i + 1, end=" ")
ABC294
h, w = [int(i) for i in input().split()]
a = [[int(i) for i in input().split()] for _ in range(h)]
uppercase = ["."] + [chr(ord("A") + i) for i in range(26)]
for i in range(h):
for j in range(w):
a[i][j] = uppercase[a[i][j]]
for elem in a:
print(*elem, sep="")
ABC295
r, c = [int(i) for i in input().split()]
b = [list(input()) for _ in range(r)]
for i in range(r):
for j in range(c):
# 爆弾以外はスキップ
if not b[i][j].isdigit():
continue
for k in range(r):
for l in range(c):
# 同時に爆発するため、周りの爆弾を巻き込まない
if b[k][l].isdigit():
continue
if abs(i - k) + abs(j - l) <= int(b[i][j]):
b[k][l] = "."
# 自らも爆発する
b[i][j] = "."
for elem in b:
print(*elem, sep="")
ABC296
s = [list(input()) for _ in range(8)]
for i in range(8):
for j in range(8):
if s[i][j] == "*":
print("abcdefgh"[j], 8 - i, sep="")
ABC297
s = input()
c1 = (s.find("B") - s.rfind("B")) % 2
c2 = s.find("R") < s.find("K") < s.rfind("R")
print("Yes" if c1 and c2 else "No")
ABC298
from copy import deepcopy
n = int(input())
a = [[int(i) for i in input().split()] for _ in range(n)]
b = [[int(i) for i in input().split()] for _ in range(n)]
for _ in range(4):
# 二重ループだと for-else は使えない
flag = True
for j in range(n):
for k in range(n):
if a[j][k] and not b[j][k]:
flag = False
if flag:
print("Yes")
break
a_deepcopy = deepcopy(a)
for r in range(n):
for c in range(n):
# ABC307_B
a[r][c] = a_deepcopy[n - c - 1][r]
else:
print("No")
ABC299
n, t = [int(i) for i in input().split()]
c = [int(i) for i in input().split()]
r = [int(i) for i in input().split()]
# 方法2
if t not in c:
t = c[0]
# ABC275_A, ABC304_A
index = c.index(t)
for i in range(n):
if c[i] == t and r[index] < r[i]:
index = i
print(index + 1)
ABC300
h, w = [int(i) for i in input().split()]
a = [list(input()) for _ in range(h)]
b = [list(input()) for _ in range(h)]
for s in range(h):
for t in range(w):
flag = True
for r in range(h):
for c in range(w):
# ABC304_A
if a[(r + s) % h][(c + t) % w] != b[r][c]:
flag = False
if flag:
print("Yes")
exit()
print("No")