int main(){int x = 10000;double y = 56;int *p = &x;double *q = &y;printf("p and q are %d and %d", sizeof(p), sizeof(q));return 0;}
#include stdio.hvoid func(void){printf("Hello");}void main(){func();func(2);}
#includestdio.hvoid main(){int a[5] = {5, 1, 15, 20, 25};int i, j, m;i = ++a[1];j = a[1]++;m = a[i++];printf("%d, %d, %d", i, j, m);}