xavier268

func waitForAction(d time.Duration) {
	input := make(chan bool, 1)

	// Start a goroutine to wait for user input
	go func() {
		fmt.Printf("\nPress Enter to exit immediately, or wait %v...\n", d)
		fmt.Scanln() // Wait for user to press Enter
		input <- true
	}()

xavier268

package distance

import (
	"fmt"
	"strings"
)

// A distance matrix
// Optimised for storage efficiency.
// Zero value can be used immediately.