double i; int j; short k;
i = j = k = 0;
sbyte x, y = 100;
x = 90;
x = x + y;
float f = 90.7f; double d = 70.10;
f=f + d;
ushort u = 10;
ushort s = ++u;
byte a = 0x1a, b = 2;
a += b;
char a = 'a', b = 'b' ;
char c = a + b;
uint u = 1;
int i = 1;
long l = u * i;