[BOJ] 2869 달팽이는 올라가고 싶다 (JAVA)

https://www.acmicpc.net/problem/2869

2869번: 달팽이는 올라가고 싶다

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
	
    public static void main(String[] args) throws Exception {

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine(), " ");
        int A = Integer.parseInt(st.nextToken());
        int B = Integer.parseInt(st.nextToken());
        int V = Integer.parseInt(st.nextToken()) - B;
        int AB = A - B;

        System.out.print((V / AB) + (V % AB != 0 ? 1 : 0));
    }
	
}