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LotteryArray.java
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28 lines (24 loc) · 756 Bytes
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public class LotteryArray {
public static void main(String[] args) {
final int NMAX = 10;
int[][] odds = new int[NMAX + 1][];
for (int n = 0; n <= NMAX; n++) {
odds[n] = new int[n + 1];
}
for (int n = 0; n < odds.length; n++) {
for (int k = 0; k < odds[n].length; k++) {
int lotteryOdds = 1;
for (int i = 1; i <= k; i++) {
lotteryOdds = lotteryOdds * (n - i + 1) / i;
}
odds[n][k] = lotteryOdds;
}
}
for (int[] row : odds) {
for (int odd : row) {
System.out.printf("%4d", odd);
}
System.out.println();
}
}
}