Java algorithm hundred money buy hundred chicken problem

Title: Rooster 5 Text Money One, hen 3 money A, Chick 3 only a penny,
Buy 100 chickens with 100 cents, among them cocks, hens, chickens all must have, ask the rooster, hen, chicken to buy how many only just to make up 100 text money.
Solution: Set, Rooster x only, hen y only, chick Z only.
x+y+z=100
5x+3y+1/3z=100
(0<x<20) (0<y<33)
We use the enumeration method
The code is as follows:
public class teststatic{
public static void Main (string[] args) {
int x;
int y;
int z;
for (x=0;x<20;x++) {
for (y=0;y<33;y++) {
Z=100-x-y;
if (5 x+3y+z/3==100&&z%3==0) {
System.out.println ("Rooster:" +x+ "hen:" +y+ "Chick" +z);
}
}
}
}
}

Java algorithm hundred money buy hundred chicken problem