Karkit

// @ts-check
const { createInterface } = require('readline');

const reader = createInterface({
    input: process.stdin,
    output: process.stdout,
    terminal: false,
});

const args = [];
const lines = 3;

reader.on('line', line => {
    args.push(parseInt(line));
    if (args.length > lines - 1) {
        const answer = args[0] / (args[1] + args[2]);
        console.log(answer);
        reader.close();
    }
});

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER