Finch/examples/guess.fn

// Guess the number: input, loops and conversions.
import "stdlib.h"
import "time.h"

fn main() {
    srand(u32(time(null)))
    secret := rand() % 100 + 1
    tries := 0
    print("I'm thinking of a number from 1 to 100.")
    while true {
        answer := input("Your guess: ")
        if answer.len == 0 {
            print("Bye!")
            return
        }
        guess := int(answer)
        tries += 1
        if guess < secret {
            print("Higher!")
        } else if guess > secret {
            print("Lower!")
        } else {
            print("Yes! It was", secret, "- you needed", tries, "tries.")
            return
        }
    }
}