Submission #2241130

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Source Code Expand

x=list(input())
stack=[]
for i in range(len(x)):
    if x[i]=="S":
        stack.append(x[i])
    elif x[i]=="T" and len(stack)==0:
        stack.append(x[i])
    elif x[i]=="T" and stack[-1]=="T":
        stack.append(x[i])
    elif x[i]=="T" and stack[-1]=="S":
        stack.pop()
print(len(stack))

Submission Info

Judge Result