peta javascript menggantikan nilai kunci
function mapReplace(map){
const x = new Map()
for (const [key, value] of map) {
x.set(value, key)
}
return x
}
David Diamant
function mapReplace(map){
const x = new Map()
for (const [key, value] of map) {
x.set(value, key)
}
return x
}