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for18.java
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30 lines (22 loc) · 546 Bytes
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package fori;
import java.util.Scanner;
public class for18 {
public static void main(String[] args) {
Scanner scanner=new Scanner(System.in);
float a;
System.out.print("A:");
a = scanner.nextFloat();
int n;
System.out.print("N:");
n = scanner.nextInt();
float counter = 1F;
float result = 1F;
for (int i = 2; i <= n; ++i)
{
counter *= -a;
result += counter;
}
//
System.out.println("Natija:" +result);
}
}