URI Solution 1574 Robot Instructions - Solution in C, C++ | Ad Hoc

URI Solution 1574 Robot Instructions - Solution in C, C++ | Ad Hoc

URI Online Judge Solution  | Ad Hoc
URI Main Problem Link -

Problem Name: URI Problem 1574 Robot Instructions
Problem Number : URI Problem 1574 Robot Instructions  Solution
Online Judge : URI Online Judge Solution
Level: Ad Hoc
Solution Language : C plus plus

URI Solution 1574 Robot Instructions Code in CPP:

#include <iostream>
#include <string>
using namespace std;

int main()
{
 int t, n, p, val;
 string line, sub;
 cin >> t;

 for (int i = 0; i < t; ++i)
 {
  cin >> n;
  int array[n + 1];
  p = 0;
  cin.ignore();

  for (int j = 0; j < n; ++j)
  {
   getline(cin, line);

   if(line == "LEFT"){
    array[j + 1] = -1;
   }else if(line == "RIGHT"){
    array[j + 1] = 1;
   }else{
    sub = line.substr(8);
    val = stoi( sub );
    array[j + 1] = array[val];
   }
  }

  for (int j = 1; j < (n + 1); ++j)
   p += array[j]; 

  cout << p << '\n';
 }
 return 0;
}