Int var1=1, var2=32767; var1 = var1 + var2; var1 = 1 + 32767 =32768; v

how to swap two integers 1 and 32767 without using third
variable

Question Posted / mani654mani

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Answer Posted / mani654mani

Int var1=1, var2=32767;
var1 = var1 + var2;
var1 = 1 + 32767 =32768;

var2 = var1 - var2;
var2 = 32768 - 32767 = 1;

var1 = var1 - var2;
var1 = 32768 - 1 = 32767;

So Now var1 = 32767 and var2 = 1

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