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import java.util.Random;
public class MainClass {
static void printInt(String s, int i) {
System.out.println(s + " = " + i);
}
static void printFloat(String s, float f) {
System.out.println(s + " = " + f);
}
public static void main(String[] args) {
Random rand = new Random();
int i, j, k;
j = rand.nextInt(100) + 1;
k = rand.nextInt(100) + 1;
printInt("j", j);
printInt("k", k);
i = j + k;
printInt("j + k", i);
i = j - k;
printInt("j - k", i);
i = k / j;
printInt("k / j", i);
i = k * j;
printInt("k * j", i);
i = k % j;
printInt("k % j", i);
j %= k;
printInt("j %= k", j);
// Floating-point number tests:
float u, v, w; // applies to doubles, too
v = rand.nextFloat();
w = rand.nextFloat();
printFloat("v", v);
printFloat("w", w);
u = v + w;
printFloat("v + w", u);
u = v - w;
printFloat("v - w", u);
u = v * w;
printFloat("v * w", u);
u = v / w;
printFloat("v / w", u);
// the following also works for
// char, byte, short, int, long,
// and double:
u += v;
printFloat("u += v", u);
u -= v;
printFloat("u -= v", u);
u *= v;
printFloat("u *= v", u);
u /= v;
printFloat("u /= v", u);
}
}
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