#10 백준 1712번 파이썬
우보만리
- 손으로 부등식을 풀고, 계산만 하면 되는 문제
- 아무 생각없이 반복문을 써서 풀이해서 틀림
손익분기점=초기투자비판매가격−단위비용
반복문으로 풀이Permalink
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| def calculate_break_even(fixed_cost, unit_cost, price): | |
| if price <= unit_cost: | |
| return -1 | |
| units = 1 | |
| while 1: | |
| avenue = - fixed_cost - (unit_cost - price)* units | |
| if avenue > 0 : | |
| print(units) | |
| return | |
| else: | |
| units += 1 | |
| response = tuple(map(int,input().split())) | |
| calculate_break_even(*response) |
부등식으로 풀이Permalink
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| def calculate_break_even(fixed_cost, unit_cost, price): | |
| if price <= unit_cost: | |
| units = -1 | |
| else: | |
| temp = fixed_cost / (price - unit_cost) | |
| units = int(temp) + 1 | |
| print(units) | |
| response = tuple(map(int,input().split())) | |
| calculate_break_even(*response) |