Question

How to write a program that print its own source code in C

Answer 1

#include <stdio.h>

int main() {
    FILE *fp = fopen(__FILE__,"r");

	char ch;
    do {
         ch = getc(fp);   
         putchar(ch);    
    }
    while(ch != EOF);  
    
    fclose(fp);
	
    return 0;
}
 
      
/*
run:
       
#include <stdio.h>

int main() {
    FILE *fp = fopen(__FILE__,"r");

	char ch;
    do {
         ch = getc(fp);   
         putchar(ch);    
    }
    while(ch != EOF);  
    
    fclose(fp);
	
    return 0;
}
  
*/

 

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