Display it's own source code

[Deleted user]

#include <stdio.h>
int main() {
FILE *fp;
int c;

// open the current input file
fp = fopen(__FILE__,"r");

do {
     c = getc(fp);   // read character 
     putchar(c);     // display character
}
while(c != EOF);  // loop until the end of file is reached

fclose(fp);
return 0;

}