Print numbers in triangle
format
public class TriangleTest {
public static void main(String[] arg){
int a=1;
for(int i=1;i<=4;i++){
for(int space=i;space<4;space++){
System.out.print(" "); // for print spaces
}
for(int j=1;j<=i;j++){
System.out.print(a+"
");//print number
a++;
}
System.out.println();// for new line
}
}
/*
Output:
1
2 3
4 5 6
7 8 9 10
*/
