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Can somebody explain how this function works? Especially why did they chose to use flag as !!x? int conditional(int x, int y, int z) {
Can somebody explain how this function works? Especially why did they chose to use flag as !!x?
int conditional(int x, int y, int z) {
int flag = !!x;
int a = y ^ z;
int b = a ^ ( y & (~0 + flag)) ^ ( z & (~0 + !flag));
return b;
}
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