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#if ! (defined(T) && defined(V))
#error "Both T and V must be defiend here"
#else
INIT_F(PAIR(T, V)) {
INIT(T, &this->left);
INIT(V, &this->right);
return 0;
}
FREE_F(PAIR(T, V)) {
FREE(T)(&this->left);
FREE(V)(&this->right);
return 0;
}
FMT_F(PAIR(T, V)) {
char lbuf[100];
char rbuf[100];
FMT(T)(&this->left, lbuf);
FMT(V)(&this->right, rbuf);
return sprintf(buf, "<%s, %s>", lbuf, rbuf);
}
int DEEP_COPY(PAIR(T, V)) (PAIR(T, V)* dest, PAIR(T, V)* src) {
DEEP_COPY(T)(&dest->left, &src->left);
DEEP_COPY(V)(&dest->right, &src->right);
return 0;
}
#endif /* T & V */
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