JSFiddle - React, Tailwind, and code Playground
by Peter Hozák
JavaScript
const a = `
1 5
9 9
8 5
5 4
0 7
2 6
5 5
0 8
8 4
5 4
`.split(/\n+/).filter(Boolean).map((ab) => ab.split(/\s+/).map(i => parseInt(i, 10)).reduce((acc, i) => acc+i))
console.log(a.join('\n'))