use global vars : Variable Scope « Language Basics « C / ANSI-C

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C / ANSI-C » Language Basics » Variable ScopeScreenshots 
use global vars

  
#include <stdio.h>

/* global definition of first and last */
int first = 10, last = 20;

int main(void)
{
  extern int first, last; 

  printf("%d %d", first, last);

  return 0;
}


           
       
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