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91 lines
3.8 KiB
Python
91 lines
3.8 KiB
Python
# python script to split bills among a group
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from os import system
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# function to create contribution object from input string
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def createContribution(s):
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s = s.split(' ')
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return {'name': s[0], 'contribution': int(s[1])}
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# function to split bill among group
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def split_bill(pool: "list[dict]") -> dict:
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contribution_list = [x["contribution"] for x in pool]
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total = sum(contribution_list)
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each = total / len(contribution_list)
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more = []
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less = []
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solution = []
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for i in pool:
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if i["contribution"] < each:
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less.append(
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{"name": i["name"], "contribution": each - i["contribution"]})
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else:
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more.append(
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{"name": i["name"], "contribution": i["contribution"] - each})
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for i in more:
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a = i["contribution"]
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m = [{"name": k["name"], "contribution": 0} for k in less]
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for j in range(len(less)):
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b = less[j]["contribution"]
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if a == 0:
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m[j]["contribution"] = 0
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elif a - b == 0:
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a = a - b
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m[j]["contribution"] = b
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less[j]["contribution"] = 0
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elif a - b > 0:
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a = a - b
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less[j]["contribution"] = 0
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m[j]["contribution"] = b
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elif a - b < 0:
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less[j]["contribution"] = b - a
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m[j]["contribution"] = a
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a = 0
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solution.append({"name": i["name"], "payment": m})
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return {"solution": solution, "total": total, "each": each, "pool": pool}
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# function to print solution in a format
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def print_solution(result: dict) -> None:
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for i in result["pool"]:
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print(f"{i['name']} paid ${i['contribution']}")
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print("------------------------------------------------------------------")
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print(f"Total pool amount : ${result['total']}")
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print(f"Per head : ${result['each']}")
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print("------------------------------------------------------------------")
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for i in result["solution"]:
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for j in i["payment"]:
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if j["contribution"] > 0:
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print(
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f"{j['name']} should pay ${j['contribution']} to {i['name']}")
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print("------------------------------------------------------------------")
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def print_banner():
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banner = '''
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███████╗██████╗ ██╗ ██╗████████╗ ██████╗ ██╗██╗ ██╗ ███████╗
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██╔════╝██╔══██╗██║ ██║╚══██╔══╝ ██╔══██╗██║██║ ██║ ██╔════╝
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███████╗██████╔╝██║ ██║ ██║ ██████╔╝██║██║ ██║ ███████╗
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╚════██║██╔═══╝ ██║ ██║ ██║ ██╔══██╗██║██║ ██║ ╚════██║
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███████║██║ ███████╗██║ ██║ ██████╔╝██║███████╗███████╗███████║
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╚══════╝╚═╝ ╚══════╝╚═╝ ╚═╝ ╚═════╝ ╚═╝╚══════╝╚══════╝╚══════╝
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---------------------------------------------------------------------------
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'''
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print(banner)
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system('cls')
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print_banner()
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pool = []
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n = int(input('Number of participants : '))
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for i in range(n):
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print('Enter name and contribution of participant ', i+1, ' : ')
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pool.append(createContribution(input()))
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system('cls')
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print_banner()
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print_solution(split_bill(pool))
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