wix online test

wix_test.js

// #1
const str1 = `((())))((()())(())(())((())(()()(((()((()))()()(((((((((()())(()()(((((()()))))))(())(())(()))()()))((()((()(()((()())(()())))(()(()))(()))())))()))(())()()((((((())()))))()()((()((())())((((((()())())()))((()))))()()))(((()))((((()))))))))()((((((()(((())())))()())(()))()()()())(()()))))(()))))(((()(()))(()(()())((())))(()((())(()()((()())(()))()((()()(())((((()((()))(()()))(())()((())(()())()(()()((()(()()()))()((()(()))())((()))(())(((()))(((())((()())(())(())((())()()))()((((((())(()))(((()(((((()))()(())()())))((()))))(((()(()())(())()()()))((((((())))(()((((())()())())()())(((((((((())))(()()()(((()((()((())())(((()()))(()(()((((()((()(()())))()((())()(((((()(((((()()())(()(()()((()))())((((())()()))(()(()(()(()((((())))()((((()))())()((((())))))((((()((((()(())))(()()())((()())))))(()))(())()))())(((()))())(()()))()()((())())()())((()(()())(()))()()((())((()())(()((()((())))(())()())(())(()())()()())((())()((((((())))))))))(()()((())(()))()())((())())()))((())())(((((((()(()))(((()()))))))((())())()()(()(()())))((())(())((()))))())))))()())(()(((((()))))(()(((()()))((((()))((()(()((()))((((((((((()))))(())))(((()(())()))(()((()())))()()(((((((()))()))((()(((()))((()((((())((())(()(()())())()()))()())((((()))))(()(((())(()((())((())))))()))))((()(((()))(((())))(()((()(()(()()()(((())())())))((()())(()()(((())(()(()()())(()()(((()()()((((()))))(()))(()()()))((()()((())()))())))())()(())(())(((())()()))())(())))())()((())()())))(()))()())((())())(()))())(()()()())())))()(()))(()))())(()())))))(((()(()(()))()))())))))))()))))))()(()()(()()()))())(())(()))(((((()(()((()))())))())))(()))(((())((()()(()()))((()(((())()`
let i = 0 ; 
for (let key of str1) {
    if(key == '(')
    i++;
    else if(key == ')')
    i--;
 }
 console.log('the floor is '+ i)

// #2
const str2 = `>^<v>^<^<v<>>^>v><>^><^><v<^<v<<v>>>v>v><^^v<>>^^^>v><<^<<v>><v^v^<^>^v<vv>v^^^>^^>^>^><v^vv><<>>>>v^v<^><<>v<><v<vv^^v>>^>v>>v^<>^v^>>^^<><>^<<>^v<>>^>^<<^^><<<v<<v<<>><><^<vv<>><>v>vvv<<<<<^>>^>^vvv<^v^v<vv^v<>^<><^^^vv<v>v^><^><<^>>^>^vv><><^v^<v>v^v><v<^<^<<vv^^>^<v^>^v^v>^<v<<<^^^<v^<<^<<v<^><>>v^<^vv<vv>>v^^<<v<^<>>^^>>>>v><<v<^^>^>^><<<v><>v<vvv^v^^v^>v^^v<^^v<vv^>^^^<<v^><v>>v><><^v^^v^vv>^vvvv^vv>^>^<<>>vv^<v<><<^^^<>>>v>^<vv>v^>^><vvv><>>v^>^^><>^>>vvvvv<v>^v>v><v>^<>^>>v^^^v<><><v<><^><vv>vv<vv>>^>>>>^<v>v^<<v<v<v>><^<^>>v>vv<>v><<^<<^v<<v<<^<v<^<^<<<<<v<>><^^<<v^<^>><<<^><>^>^^^vv^<^>v>^v>vv^v<>^>v<v^^v><<>^>v><v>^^v^v><^>^><^<<^^<<v>^>><<>v^^^^>v<<<>v<^<><><^>v^^<vvv^<vv<v>><v><^vv>vv^><vv^vv<>^^v<v^<>>>>v^^<>><v>>vv^<^v>v^>>^<>><^^^>v^^>vv><v<<>>^v^vvv^^<^^>^v^<^>v>>>>>v>v<>^<>v<<v^^<>^^^>^^^><<>^v<v<<>^^<>vv><^<<<><>^>v>>v<>v^v>>><v<v^v<^v^>v<v<v^<>v^v^><>^v>^<v<v>^^>>^v>^><^^<<v<<^>^<^<vvvvv<>>v><^v<<><<^^^<v^^^<^<>>^vv^><><>><><vv>>v><^v^^^<v<<vv^v>^<^>v^v><>v^>^^>v>v^^<<<<^v><>v^v>>>^>v<^v^<<><<^^>v^vvv^v<<>^<><^<^^>^^<v^<^^<^v<<>^><v><vv><v<v<v><^<v>^v^v^v<><v<v>>>>>><^<><<>^^v^>>v>^>><^v^><>><<<v>vv<<<^<v<v<^>v>^v>v>v<^v<>v<v>^^<>><>><v>>>^<<^<<><^>>>^^^^^<>^v<vv<v^<<<^><vv^>v><v^<>^v<<v<>^<v<><v^^><vv^<vv>^>vvvv<<^<v<^<v^^^^v<v^<<>^<v>v>>>^>^^>>><vv>v>^<>^<><v><<<^^>^>v<<^<>^^<v<^v^^<v><<^<^^v><^^^^<>>><><<^<^>^^><^vv>v<>v<>^<<vvv^v<v<>^<vv>^<<<<<^^<v<<^v><<>vv^>vv>><<^>><<^vvv><<^<^<>^<v>>vv^>>^v>vv><^^v^^v>^<<<^v^>^>><>^><><v<>v<v><<^vv>^>^><<^v^<vv<vv>><v<<^<^<vv<v><<v^^v^vv<vv>^<>>^>v<<<<<>^v><^<v^vvvv>>vv<>>v<<>v^^^>>^<^>^>v<><<<v<v<<<>v^^^<v>^^v^<^<^<<vv>>>>v<^>v>v<^>><v>^^v>^<<>><<v>><v>v>v^<^^<<^><v^v<^<^<v<^^v>v<>><v<v<>vv<v<>^^^><<v<vv><<<^>^<vv>v^>><^^<^>>><<<^v<vvv<^>>>v><v>>v>v^>^^<>^>><^>>^>^^^<>><^>^<<>>>v^^><vv<<^^^>><^^<>v^>v<v<<^>v>>>^^>>^>>>^v<>v>^v^v><>^>vv^v<><>v^v>vv^^vv<v>v><v^<`;

//calc map size
const buildMap = ()=>{
    let x=0,y=0,max_x=0,max_y=0;
const is_max_x = (x)=> Math.abs(x) > max_x ? max_x = Math.abs(x) : false;
const is_max_y = (x)=> Math.abs(y) > max_y ? max_y = Math.abs(y) : false;
for (let key of str2) {
    switch (key) {
        case '<':
            x-=1;
            is_max_x(x)
            break;
            case '>':
            x+=1;
            is_max_x(x)
            break;
            case '^':
            y+=1;
            is_max_y(y)
            break;
            case 'v':
            y-=1;
            is_max_y(y)
            break;
        default:
        console.log('ERR!')
            break;
    }
    }
    //return map size
    return max_x > max_y ? (max_x *2)+1 : (max_y *2)+1 ;
}

const markAsVisit = (x,y) =>{
    if (map[x][y] == 1) {
        number_of_visits++;
        map[x][y] = 2;
     } 
     else if(map[x][y] == 2){
        //ignore
     }
     else {
        map[x][y] = 1;
     }   
};

const map = []
const map_size = buildMap();
let x = Math.round(map_size/2)+1,y = Math.round(map_size/2)+1; // set location to center

//fill the map
for (let i = 0; i < map_size; i++) {
    map.push([])
    for (let j = 0; j < map_size; j++) {
        map[i].push(0)
    }
}

map[x][y] = 1;// visit first
let number_of_visits = 0;

for (let key of str2) {
 switch (key) {
     case '<':
         x-=1;
         markAsVisit(x,y)
         break;
         case '>':
         x+=1;
         markAsVisit(x,y)
         break;
         case '^':
         y+=1;
         markAsVisit(x,y)
         break;
         case 'v':
         y-=1;
         markAsVisit(x,y)
         break;
     default:
     console.log('ERR!')
         break;
 }
 }

 console.log('number_of_visits',number_of_visits)