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  2. 4}; char char2[] = "abcd"; char* pChar3 = "abcd"; int* ptr1 = (int*)malloc(sizeof (int)*4); int* ptr2 = (int*)calloc(4

4}; char char2[] = "abcd"; char* pChar3 = "abcd"; int* ptr1 = (int*)malloc(sizeof (int)*4); int* ptr2 = (int*)calloc(4