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mruv/swap_without_temp.cpp

Created March 20, 2019 21:39
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Swap 2 numbers without using an extra temporary variable.
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swap_without_temp.cpp
void swap_without_temp(int *x, int *y) {
*x = *x + *y;
*y = *x - *y;
*x = *x - *y;
}
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