#savol
isDigit nomli funksiyasi yarating va parametrga String ko'rinishida satr berilgan bo'lsin. Satr tarkibida raqam bor yoki yo'qligi topuvchi dastur tuzing. Agar satr tarkibida son bo'lsa true, aks holda false qiymat qaytaring?

#javob
#isDigit
Java dasturlash tilida

public class isDigitFunction {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println(isDigit(scanner.nextLine()));
}

private static boolean isDigit(String str){
for (int i = 0; i < str.length(); i++) {
char ch = str.charAt(i);
if (ch >= 48 && ch <= 57){
return true;
}
}
return false;
}
}

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#savol

#javob
#for17
Kotlin dasturlash tilida

fun main() {
val scanner = Scanner(System.in)
print("n = ")
val n = scanner.nextInt()
print("a = ")
val a = scanner.nextFloat()
var s = 1
var t = 1
for (i in 0 until n) {
t *= a.toInt()
s += t
}
println(s)
}

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