[파이썬 / 백준 5355 번] 화성수학

https://www.acmicpc.net/problem/5355

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T=int(input())
for _ in range(T):
    NL=list(input().split())
    ans=float(NL[0])
    for i in range(1,len(NL)):
        if NL[i]=='@':
            ans*=3
        elif NL[i]=='%':
            ans+=5
        elif NL[i]=='#':
            ans-=7
    print('%.2f'%ans)