A28 - Blackboard
https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ab
提出
TLE
code: python
n = int(input())
ta = list(map(str, input().split())) for _ in range(n)
res = 0
for t, a in ta:
if t == "+":
res += int(a)
elif t == "-":
res -= int(a)
else:
res *= int(a)
print(res % 10000)
解答
code: python
n = int(input())
ta = list(map(str, input().split())) for _ in range(n)
res = 0
for t, a in ta:
if t == "+":
res += int(a)
elif t == "-":
res -= int(a)
else:
res *= int(a)
if res < 0:
res += 10000
res %= 10000
print(res)