10pts求调

#include<bits/stdc++.h>
using namespace std;
int main(){
	string s;
	char f='0';
	int num,h;
	cin>>s;
	bool b[s.size()]={false};
	for(int i=0;i<s.size();i++){
		if(s[i]>='0'&&s[i]<='9') num++;
		else{
			f=s[i];
			h=i;
			continue;
		}
	}
	if(f=='0'){
		for(int i=s.size()-1;i>=0;i--){
			if(s[i]=='0'&&b[i+1]==1||s[num]=='0'){
				b[i]=1;
				continue;
			}
			else cout<<s[i];
		}
		return 0;
	}
	else if(f=='.'){
		for(int i=h-1;i>=0;i--){
			if(s[i]=='0'&&b[i+1]==1||s[h-1]=='0'){
				b[i]=1;
				continue;
			}
			else cout<<s[i];
		}
		cout<<f;
		for(int i=h+1;i<s.size();i++){
			if(s[i]=='0'&&b[i-1]==1||s[h+1]=='0')
				b[i]=1;
		}
		for(int i=s.size()-1;i>h;i--){
			if(b[i]!=0) cout<<s[i];
		}
		return 0;
	}
	else if(f=='/'){
		for(int i=h-1;i>=0;i--){
			if(s[i]=='0'&&b[i+1]==1||s[num]=='0'){
				b[i]=1;
				continue;
			}
			else cout<<s[i];
		}
		cout<<f;
		for(int i=s.size()-1;i>h;i--){
			if(s[i]=='0'&&b[i+1]==1||s[num]=='0'){
				b[i]=1;
				continue;
			}
			else cout<<s[i];
		}
		return 0;
	}
	else if(f=='%'){
		for(int i=s.size()-2;i>=0;i--){
			if(s[i]=='0'&&b[i+1]==1||s[num]=='0'){
				b[i]=1;
				continue;
			}
			else cout<<s[i];
		}
		cout<<f;
		return 0;
	}
	return 0;
}