#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>

int main(int argc, char* argv[]) {
    FILE* file = fopen("integer.bin", "rb");
    // this works because we know integer.bin
    // contains only 4 byte integers
    int num_read;
    do {
        int number;
        num_read = fread(
                &number, sizeof(number), 1, file
        );
        if (num_read > 0) {
            printf("0x%x\n", number);
        }
    } while(num_read > 0);
    fclose(file);

    return EXIT_SUCCESS;
}
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