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Stdle #13 · maps · 2026-06-19

What does this Go snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

package main
import "fmt"
func main() {
m := map[string]int{}
v, ok := m["new"]
m["new"] = v + 10
fmt.Println(ok, m["new"])
}
Maps
4 attempts left

Answer & explanation