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

int main(int argc, char* argv[]) {
    char s[] = "_BC";

    char* missing_letter = "A";
    s[0] = missing_letter;  // <<<<<<<<<<<<<<<<<  BUG  <<<<<<<<<<<<<<<<<<<<<<
    // "assignment to ‘char’ from ‘char *’ makes integer from pointer without a cast"
    //
    // WARNING:  DO NOT MAKE RANDOM EDITS to make the error message go away.
    //
    // WARNING:  DO NOT ADD TYPECASTS     to make the error message go away.
    //     BAD:  s[0] = (char) missing_letter;
    return EXIT_SUCCESS;
}
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