Lehmät

let lines = [];
let lineindex = 0;
let toprocess = 0;

const rl = require('readline').createInterface({
    input: process.stdin,
    output: process.stdout,
    terminal: false
});

rl.on('line', function (data) {
    if (toprocess == 0) { toprocess = parseInt(data.split(' ')[0])+1; }
    lines.push(data)
    if (lines.length == toprocess) {
        //console.log(lines);
        main();
    }
});

function prompt() {
    return lines[lineindex++];
}

function main() {
    input = prompt();
    let n1 = parseInt(input.split(' ')[0]);


    let c = 0
    for (let i = 0; i < n1; i++) {
        let row = prompt('');
        let x = (row.match(/\*/g) || []).length;
        if (x == 2) {
            let first = row.indexOf('*');
            let last = row.lastIndexOf('*');
            let y = row.substring(first, last).match(/@/g).length;
            c = c + y;
        }
    }
    console.log(c);
    process.exit();
}

Test 1

Group: 1, 2

Verdict: RUNTIME ERROR

/box/input/code.js:37
            let y = row.substring(first, last).match(/@/g).length;...

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: ACCEPTED

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: RUNTIME ERROR

/box/input/code.js:37
            let y = row.substring(first, last).match(/@/g).length;...

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: ACCEPTED