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FullPower1977.java

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package boj;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class FullPower1977 {

public static void main(String[] args) throws NumberFormatException, IOException {

// TODO Auto-generated method stub

BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

int n = Integer.parseInt(br.readLine());

int m = Integer.parseInt(br.readLine());

int sum = 0;

int min = 0;

for(int i = 0; i * i <= m; i++) {

if(i*i >= n) {

sum += i*i;

if(min == 0) min = i*i;

}

}

if(sum != 0) {

System.out.println(sum);

System.out.println(min);

}

else {

System.out.println(-1);

}

}

}