JSFiddle - React, Tailwind, and code Playground
JavaScript
let film = [];
let duration = [1.90, 1.04, 1.25, 2.5, 1.75];
for(let i = 0; i < duration.length; i++) {
for(let j = (i + 1); j < duration.length; j++) {
const sum = duration[i] + duration[j];
film.push({
sum,
di: duration[i],
dj: duration[j]
});
}
}
console.log(film);