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

int main(int argc, char* argv[]) {
    // DO NOT COPY MY SNIPPETS UNLESS EXPLICITLY ALLOWED.  
    
    // bad way
    char s[] = "ECE";
    int idx = 0;
    char c = s[idx];
    while (c != '\0') {
        fputc(c, stdout);
        idx += 1;
        c = s[idx];   // Do not use s[++idx] even though it would work.
    }

    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */