Stdle #100 · iteration · 2026-09-14

What does this Go snippet output?

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

1package main
2 
3import "fmt"
4 
5func main() {
6	x := 1
7	switch x {
8	case 1:
9		fmt.Println("a")
10		fallthrough
11	case 2:
12		fmt.Println("b")
13	case 3:
14		fmt.Println("c")
15	}
16}

Iteration

What does this Go snippet output?

Answer & explanation