Check integer overflow in Java
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//no range check
byte b1 = (byte)200;
byte b2 = 100;
byte b3 = (byte)(b1 + b2);
//b3 is 44 (300 - 256)
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//no range check
byte b1 = (byte)200;
byte b2 = 100;
byte b3 = (byte)(b1 + b2);
//b3 is 44 (300 - 256)