View difference between Paste ID: Q6Vegs7C and WJ6HMv8K

 #include <iostream>
 
 using namespace std;
 
 int main()
 {
     int portal_val = 0;
     int params[10];
     int results[10];
     goto prg_start;
 
 portals:
 
     switch(portal_val)
     {
         case 0 : goto prg_start;
         case 1 : goto after_f;
         //
         default : goto prg_start;
     }
 
 start_f:
 
     results[0] = params[0] * params[0];
     goto portals;
 
 prg_start:
 
     int x;
     cout << "enter X:" << endl;
     cin >> x;
 
     // start sqr func
     params[0] = x;
     portal_val = 1;
     goto start_f;
 after_f:
     int res = results[0];
     cout << "Answer: " << res << endl;
     return 0;
 }