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;