int [] [] yangHui =new int [10][];
for(int i=0;i<10;i++) {
yangHui[i]= new int [i+1];
yangHui[i][0]= yangHui[i][i]=1;
if(i>1) {
for(int j =1;j

int [] [] yangHui =new int [10][];
for(int i=0;i<10;i++) {
yangHui[i]= new int [i+1];
yangHui[i][0]= yangHui[i][i]=1;
if(i>1) {
for(int j =1;j