Submission #800173

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Source Code Expand

import java.util.*;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);

		long A = sc.nextLong();	//初日の所持金
		long K = sc.nextLong(); //所持金の比例定数
		long B = 2000000000000L;
		long Day = 0;

		if(K == 0){
			System.out.println(B - A);
		}else{
			if(A < B){
				for(long X = A; X < B; X = X + 1 + X*K){
					Day++;
				}
			}else{
				System.out.println(0);
			}
			System.out.println(Day);
		}
	}
}

Submission Info

Judge Result