PROG-T1018: Roboturtle

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

const int BD = 5e4;

typedef pair<int, int> pii;

pii dir[4] = {pii(0, 1), pii(1, 0), pii(0, -1), pii(-1, 0)};
char str[5] = "NESW";

bool isInBoard(int x, int y){
    return -BD < x && x < BD && -BD < y && y < BD;
}

int main(){

    int n;
    scanf("%d", &n);
    int cur = 1;
    int x = 0;
    int y = 0;
    for(int i = 1; i <= n; ++i){
        char cmd;
        int mv;
        scanf(" %c %*c%d", &cmd, &mv);
        if(cmd == 'R'){
            cur = (4 + cur + 1) % 4;
        } else if(cmd == 'L'){
            cur = (4 + cur - 1) % 4;
        } else if(cmd == 'B'){
            cur = (4 + cur + 2) % 4;
        }
        x += dir[cur].first * mv;
        y += dir[cur].second * mv;
        if(!isInBoard(x, y)){
            cout << "DEAD";
            return 0;
        }
    }
    cout << x << ' ' << y << '\n' << str[cur];

    return 0;
}