#include<iostream> #include<cstdio> #include<map> #include<stack> #include<string> using namespace std; map<char,int> prio={ {'$',0},{'+',1},{'-',1},{'*',2},{'/',2} }; int main(){ char arr[200]; while(fgets(arr,200,stdin)!=NULL){ string line=arr; line.pop_back(); ...