# Poj Solution 1018

```http://poj.org/problem?id=1018

import java.io.IOException;

public class Main {

double bp = 0;

public Main() throws NumberFormatException, IOException {
System.in));
int num;
int[][] b;
int[][] p;
int[] n;
int bmin = Integer.MAX_VALUE;
int[] bmaxs;
int bmax;
String[] s;
int sum;
int temp;
for (int i = 0; i < t; i++) {
b = new int[num][];
p = new int[num][];
n = new int[num];
bmin = Integer.MAX_VALUE;
bmaxs = new int[num];
bmax = Integer.MAX_VALUE;
for (int j = 0; j < num; j++) {
n[j] = Integer.parseInt(s[0]);
b[j] = new int[n[j]];
p[j] = new int[n[j]];
for (int k = 0; k < n[j]; k++) {
b[j][k] = Integer.parseInt(s[k * 2 + 1]);
if (b[j][k] > bmaxs[j]) {
bmaxs[j] = b[j][k];
}
if (b[j][k] < bmin) {
bmin = b[j][k];
}
p[j][k] = Integer.parseInt(s[k * 2 + 2]);
}
}
for (int j = 0; j < num; j++) {
if (bmaxs[j] < bmax) {
bmax = bmaxs[j];
}
}
bp = 0;
for (int j = bmin; j <= bmax; j++) {
sum = 0;
for (int k = 0; k < num; k++) {
temp = Integer.MAX_VALUE;
for (int h = 0; h < n[k]; h++) {
if (b[k][h] >= j && p[k][h] < temp) {
temp = p[k][h];
}
}
sum += temp;
}
if ((double) j / sum > bp) {
bp = (double) j / sum;
}
}
System.out.printf("%.3fn", bp);
}
}

public static void main(String[] args) throws NumberFormatException,
IOException {
new Main();
}
}

```
This entry was posted in poj. Bookmark the permalink.