#include <stdio.h>
int a = 10;
 
void func() {
    int b = 5;
    static int c = 4;
    static int d;
    c = 12;
    printf("%d %d %d %d ", a
, b
, c
, d
);     a--, b++, c++, d++;
}
 
int main(void) {
    func();
    func();
    return 0;
}
 
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