int *p;
*p=100;
cout<<*p;
Is this correct or it should give some error?
int *p; *p=100; cout<<*p; Is this correct or it should give some error?
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Syntactically looks ok, but of course you can find out what happens by simply running it.
However, consider that you are storing a value in a location that is unknown (we don’t know where
pis pointing) hence the resulting behavior is unknown (ie undefined behavior) too.