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package main
import (
student "student"
"github.com/01-edu/public/go/tests/lib"
"github.com/01-edu/public/go/tests/lib/is"
)
func countIf(f func(string) bool, a []string) int {
counter := 0
for _, el := range a {
if f(el) {
counter++
}
}
return counter
}
func main() {
functions := []func(string) bool{is.Digit, is.Lower, is.Upper}
type node struct {
f func(string) bool
a []string
}
table := []node{}
for i := 0; i < 5; i++ {
function := functions[lib.RandIntBetween(0, len(functions)-1)]
val := node{
f: function,
a: lib.MultRandWords(),
}
table = append(table, val)
}
for i := 0; i < 5; i++ {
val := node{
f: is.Digit,
a: lib.MultRandDigit(),
}
table = append(table, val)
}
for i := 0; i < 5; i++ {
val := node{
f: is.Lower,
a: lib.MultRandLower(),
}
table = append(table, val)
}
for i := 0; i < 5; i++ {
val := node{
f: is.Upper,
a: lib.MultRandUpper(),
}
table = append(table, val)
}
table = append(table,
node{
f: is.Digit,
a: []string{"Hello", "how", "are", "you"},
},
node{
f: is.Digit,
a: []string{"This", "is", "4", "you"},
},
)
for _, arg := range table {
lib.Challenge("CountIf", student.CountIf, countIf, arg.f, arg.a)
}
}