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

int main(int argc, char* argv[]) {
    // open the file
    FILE* file = fopen("abc.txt", "r");

    // skip to end of file
    fseek(file, 0, SEEK_END);
    // get current position in the file
    int file_length = ftell(file);
    printf("File is %d characters long\n", file_length);

    // done reading, close file 
    fclose(file);

    return EXIT_SUCCESS;
}
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