func (s Slice) All(f func(el T) bool) bool {
	for _, el := range s.Data {
		if !f(el) {
			return false
		}
	}
	return true
}
All returns true if f returns true for all elements in arr
package implementation
import (
	"fmt"
	"math/rand"
	"sort"
	"strings"
	"time"
)
type Slice struct {
	Data []T
}
func (s Slice) Any(f func(el T) bool) bool {
	for _, el := range s.Data {
		if f(el) {
			return true
		}
	}
	return false
}