<span style="font-size:24px;">package 卡特兰数;
public class Catalan {
public static void main(String[] args) {
int n = 3;
System.out.println(CatalanProcess(n));
}
private static int CatalanProcess(int n) {
if(n <= 1){
return 1;
}
int[] h = new int[n+1];
int result = 0;
h[0] = h[1] = 1;
for(int i=2 ; i<=n ; i++){
h[i] = 0;
for(int j=0 ; j<i ; j++){
h[i] += (h[j]*h[i-(j+1)]);
}
}
result = h[n];
return result;
}
}</span>The above is the detailed content of Java simple Cattleya number code example. For more information, please follow other related articles on the PHP Chinese website!
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