package main
import (
"fmt"
"strings"
)
func main() {
str := "go scala c# c python c++ java rust"
lastIndex := strings.LastIndex(str, "c")
if lastIndex != -1 {
str = str[:lastIndex] + str[lastIndex + 1:]
}
fmt.Println(str)
}
/*
run:
go scala c# c python ++ java rust
*/