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void sub0(int); void sub1(int *); void sub2(int, long); void sub3(int *, int *); void sub4(int *, int *); int main(int argc, char **argv) { int i = 1; long j = 1; sub0(i); sub1(&i); sub2(i, j); sub3(&i, &i); sub4(&i, &i); return 0; }