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/* File : example.c */
#include <stdio.h>
/* A global variable */
double Foo = 3.0;
/* Compute the greatest common divisor of positive integers */
int gcd(int x, int y) {
int g;
g = y;
while (x > 0) {
g = x;
x = y % x;
y = g;
}
return g;
}
void greeting() {
printf("Hello from the C function 'greeting'\n");
}
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