#include <bits/stdc++.h>
using namespace std;
#define LL long long


void Operator() {
  //getchar();
  cout<<"\nEnter the String: ";
  char s[20];
  gets(s);

  cout<<"\n"<<"Output: \n";

  int i=0;

  while (s[i] != '\0') {
  	 switch (s[i]) {

  case '=':
    if(s[i+1]=='='){
  	   cout<< s[i]<<s[i] << " :equal to operator"<<"\n";
       i+=2;
	}
    else{
       cout<< s[i] << " :simple assignment operator"<<"\n";
       i++;
	}
    break;
  case '+':
  	if(s[i+1]=='+'){
  	   cout<< s[i]<<s[i] << " :increment operator"<<"\n";
       i+=2;
	}
    else{
       cout<< s[i] << " :addition operator"<<"\n";
       i++;
	}
    break;
  case '-':
    if(s[i+1]=='-'){
  	   cout<< s[i]<<s[i] << " :decrement operator"<<"\n";
       i+=2;
	}
    else{
       cout<< s[i] << " :subtraction operator"<<"\n";
       i++;
	}
    break;
  default:
    //printf("\n Not a operator");
    i++;
   }
  }

}


int main()
{
	cout<<"Take input multi time: ";
	int tc;
	cin>>tc;
	getchar();
	while(tc--){
		Operator();
	}
    return 0;
}

/*
int y = a+b;

y++;

if(x==m && x==n) y=y-1;

*/