23 lines
641 B
C
23 lines
641 B
C
#include <stdio.h>
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#include <stdlib.h>
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int main() {
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char ar[10] = {20, 21, 22, 23, 24, 25, 26, 27, 28, 29};
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char *ptr = &ar[3];
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printf("%p\n", &ar[0]);
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printf("%p\n", &ar[3]);
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printf("%p\n", &ptr);
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printf("%p\n", ptr);
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printf("%i\n", ar[3]);
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printf("%i\n", *ptr);
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printf("sizeof(char) calculated with addresses: %li\n", ((void *)(&ar[3]) - (void *)(&ar[0])) / 3);
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printf("sizeof(char) calculated with sizeof: %li\n", sizeof(char));
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// Output of part a: "A47E04FE"
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// Output of part b: "A47E0501"
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// Difference between the 2 hex values is 3. Part b is 3 chars after so each char is 3 / 3 = 1 byte.
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return 0;
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}
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