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#define foo1(x) { return x; }
#define foo2(x) { return(x); }
#define foo3(x) { return (x); }
#define foo4(x) { return {x}; }
#define foo5(x) { return {x}; }
#define case1(x) return x
#define case2(x) return(x)
#define case3(x) return (x)
#define case4(x) return {x}
#define case5(x) return {x}
void foo(int x)
{
switch (x)
{
case 1:
return 1;
case 2:
return(2);
case 3:
return (3);
case 4:
return {4};
case 5:
return {5};
default:
return;
}
}
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