ABC200 - Atcoder/Python精進のための解説メモ

n = int(input())
print(n // 100 if n % 100 == 0 else n // 100 + 1)

n, k = map(int, input().split())

def f(n):
    if n % 200 == 0:
        return int(n / 200)
    else:
        return int(n * 1000 + 200)

for _ in range(k):
    n = f(n)

print(n)

n = int(input())
aaa = list(map(int, input().split()))
cnt = [0] * 200
for a in aaa:
    cnt[a % 200] += 1
cnt = [c * (c - 1) / 2 for c in cnt]
print(int(sum(cnt)))

まだ解いていません