Guess the Output · #73 · 2026-06-16

What does this print?

Python ·Difficulty 3/3

How to play

Read the code snippet and pick the correct output from four choices. One shot — no take-backs. Press 1–4 or click to answer.

package main
import (
    "fmt"
    "sync"
)
func main() {
    var wg sync.WaitGroup
    for i := 0; i < 3; i++ {
        wg.Add(1)
        go func() {
            defer wg.Done()
            fmt.Print(i)
        }()
    }
    wg.Wait()
}

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