codeflash/pie_test_set/p03315.py
2024-10-12 20:58:44 -05:00

149 lines
2 KiB
Python

def problem_p03315(input_data):
import bisect
import heapq
import itertools
import math
import queue
import time
mod = int(1e9 + 7)
def swap(a, b):
return (b, a)
def my_round(a, dig=0):
p = 10**dig
return (a * p * 2 + 1) // 2 / p
def gcd(a, b): # 最大公約数
if a < b:
a, b = swap(a, b)
if b == 0:
return a
else:
return gcd(b, a % b)
def lcm(a, b): # 最小公倍数
return a / gcd(a, b) * b
def divisors(a): # 約数列挙
divisors = []
for i in range(1, int(a**0.5) + 1):
if a % i == 0:
divisors.append(i)
if i != a // i:
divisors.append(a // i)
return divisors
def is_prime(a): # 素数判定
if a < 2:
return False
elif a == 2:
return True
elif a % 2 == 0:
return False
sqrt_num = int(a**0.5)
for i in range(3, sqrt_num + 1, 2):
if a % i == 0:
return False
return True
def prime_num(a): # 素数列挙
pn = [2]
for i in range(3, int(a**0.5), 2):
prime = True
for j in pn:
if i % j == 0:
prime = False
break
if prime:
pn.append(i)
return pn
def prime_fact(a): # 素因数分解
sqrt = math.sqrt(a)
res = []
i = 2
if is_prime(a):
res.append(a)
else:
while a != 1:
while a % i == 0:
res.append(i)
a //= i
i += 1
return res
def main():
s = eval(input_data)
ans = 0
for i in range(4):
if s[i] == "+":
ans += 1
else:
ans -= 1
return ans
return
if __name__ == "__main__":
main()