CodinGame: Power of Thor

power-of-thor.js

i = readline().split(' ').map(Number);
LX = i[0];
LY = i[1];
TX = i[2];
TY = i[3];

while (1) {
    s = LX==TX && LY<TY && "N" || "";
    s += LX==TX && LY>TY && "S" || "";
    s += LY==TY && LX<TX && "W" || "";
    s += LY==TY && LX>TX && "E" || "";
    if (LX>TX && LY>TY){
        s="SE";
        TX++;
        TY++;
    }
    if (LX<TX && LY>TY){
        s="SW";
        TX--;
        TY++;
    }
    if (LX>TX && LY<TY){
        s="NW";
        TX--;
        TY--;
    }
    if (LX<TX && LY<TY){
        s="NE";
        TX++;
        TY--;
    }
    print(s);
}